岳阳2022/1/1-2022/12/31空气质量数据下载，岳阳空气污染指数查询_岳阳AQI历史数据下载

视野空气质量-空气污染指数查询站+关注

当前位置：首页 > 空气数据 > [岳阳] - 岳阳空气质量数据下载

岳阳2022空气质量数据

更多下载与查询

岳阳2022年空气质量数据已查询136次

岳阳空气质量数据（2022/1/1-2022/12/31）
数据单位：μg/m³（co为mg/m³）
日期	AQI	PM2.5	SO2	PM10	O3	NO2	CO	温度? 更多参数请点击【岳阳天气】	湿度
2022/12/31	137	104	9	122	61	45	1.2	5	81
2022/12/30	149	114	8	132	79	46	1.3	6	76
2022/12/29	143	109	11	127	61	38	1.1	5	73
2022/12/28	128	97	9	113	56	34	1.1	5	78
2022/12/27	108	81	10	96	43	38	1	4	81
2022/12/26	89	66	12	86	49	31	0.7	5	56
2022/12/25	89	66	14	94	58	43	0.8	7	57
2022/12/24	72	52	14	84	72	44	0.8	8	54
2022/12/23	63	40	13	76	71	42	0.7	8	42
2022/12/22	67	38	12	83	76	31	0.6	9	37
2022/12/21	94	70	12	93	92	36	0.7	9	51
2022/12/20	78	57	13	83	37	50	0.9	7	61
2022/12/19	55	37	11	60	96	36	0.6	8	33
2022/12/18	59	36	9	67	83	37	0.5	5	41
2022/12/17	60	40	9	70	70	26	0.5	4	47
2022/12/16	99	74	10	129	32	33	0.7	6	60
2022/12/15	79	58	12	104	44	49	0.8	8	58
2022/12/14	89	60	12	127	79	51	0.8	9	52
2022/12/13	85	63	12	114	93	43	0.8	7	59
2022/12/12	83	61	10	96	73	37	0.8	6	59
2022/12/11	97	72	9	99	69	29	0.7	5	57
2022/12/10	92	68	10	90	104	37	0.8	10	71
2022/12/9	55	39	10	49	84	37	0.6	10	67
2022/12/8	46	32	9	41	71	36	0.7	9	70
2022/12/7	55	39	8	50	31	37	0.8	7	79
2022/12/6	48	33	7	40	21	32	0.7	5	86
2022/12/5	46	32	6	42	34	23	0.6	4	83
2022/12/4	69	50	6	60	34	26	0.7	5	78
2022/12/3	48	33	9	46	27	31	0.5	5	67
2022/12/2	39	22	9	39	38	26	0.6	3	60
2022/12/1	31	15	7	31	44	14	0.5	1	62
2022/11/30	42	15	6	42	51	11	0.5	2	69
2022/11/29	41	24	6	41	50	14	0.7	8	86
2022/11/28	29	19	8	29	33	23	0.9	16	92
2022/11/27	42	27	10	40	49	33	0.9	18	87
2022/11/26	49	34	9	49	89	35	1	17	81
2022/11/25	47	28	9	44	67	37	1	17	82
2022/11/24	53	37	7	51	32	36	1.1	14	90
2022/11/23	38	26	7	33	36	24	0.9	14	87
2022/11/22	28	17	6	23	37	22	0.8	15	87
2022/11/21	44	27	8	39	24	35	0.9	16	89
2022/11/20	44	25	9	40	86	35	0.8	16	80
2022/11/19	54	38	7	52	58	33	0.8	15	82
2022/11/18	52	36	7	49	32	32	0.8	14	88
2022/11/17	57	40	9	52	93	30	0.7	14	81
2022/11/16	52	36	7	45	42	32	0.6	13	84
2022/11/15	42	28	10	42	71	28	0.5	13	72
2022/11/14	26	18	6	26	39	20	0.4	10	82
2022/11/13	31	15	7	31	45	16	0.4	13	65
2022/11/12	57	40	9	63	50	21	0.8	19	76
2022/11/11	80	40	14	61	135	38	0.8	24	67
2022/11/10	70	43	12	66	124	43	0.8	23	66
2022/11/9	71	41	12	66	125	48	0.8	21	68
2022/11/8	80	41	11	67	136	45	0.8	20	63
2022/11/7	85	42	11	62	142	36	0.7	19	65
2022/11/6	65	43	10	65	117	45	0.7	17	71
2022/11/5	55	39	9	58	101	27	0.7	16	71
2022/11/4	92	68	10	96	138	27	0.8	16	67
2022/11/3	80	37	11	63	136	29	0.6	19	61
2022/11/2	70	32	10	51	123	34	0.6	18	65
2022/11/1	81	46	10	66	137	29	0.7	18	65
2022/10/31	83	41	10	63	139	31	0.6	17	63
2022/10/30	52	33	8	50	102	30	0.6	17	72
2022/10/29	39	23	8	34	78	20	0.6	17	83
2022/10/28	40	28	7	34	23	23	0.7	15	91
2022/10/27	40	28	6	34	50	19	0.6	15	94
2022/10/26	59	42	10	66	66	34	0.8	17	77
2022/10/25	69	50	13	80	81	38	0.8	19	63
2022/10/24	73	49	13	78	127	29	0.8	20	55
2022/10/23	134	57	13	86	197	34	0.8	21	54
2022/10/22	116	64	14	87	177	39	0.8	21	54
2022/10/21	82	52	12	71	138	41	0.7	20	59
2022/10/20	95	43	10	65	153	43	0.6	19	56
2022/10/19	85	39	11	63	142	41	0.6	18	49
2022/10/18	85	36	11	64	142	32	0.6	18	50
2022/10/17	103	77	11	113	154	28	0.8	20	61
2022/10/16	120	69	12	95	181	36	0.8	21	58
2022/10/15	109	57	10	83	169	38	0.6	20	60
2022/10/14	101	47	10	67	161	32	0.6	19	58
2022/10/13	97	39	11	59	156	35	0.7	19	54
2022/10/12	81	31	10	54	137	38	0.6	18	52
2022/10/11	65	24	10	42	117	37	0.5	17	43
2022/10/10	46	11	8	32	92	22	0.4	15	44
2022/10/9	26	11	6	24	52	16	0.5	15	79
2022/10/8	25	13	5	16	23	20	0.7	13	96
2022/10/7	19	9	5	14	38	15	0.7	12	95
2022/10/6	18	5	5	7	35	12	0.6	11	95
2022/10/5	18	11	5	14	27	14	0.6	12	94
2022/10/4	54	26	7	58	49	15	0.8	21	75
2022/10/3	49	19	10	29	97	17	0.6	33	49
2022/10/2	53	17	11	29	103	14	0.6	32	49
2022/10/1	75	31	11	53	129	16	0.7	32	47
2022/9/30	137	47	14	72	200	46	1	28	57
2022/9/29	103	44	13	66	163	44	0.7	25	54
2022/9/28	67	46	11	79	120	31	0.8	23	64
2022/9/27	132	45	13	72	195	27	0.8	25	58
2022/9/26	94	43	11	70	152	27	0.7	24	59
2022/9/25	63	33	11	61	115	25	0.6	21	59
2022/9/24	70	32	10	89	116	21	0.5	22	48
2022/9/23	63	29	10	55	115	25	0.6	22	73
2022/9/22	48	21	6	30	95	18	0.5	20	85
2022/9/21	52	29	10	54	82	20	0.6	20	65
2022/9/20	77	26	10	62	132	17	0.6	26	50
2022/9/19	113	32	11	52	174	20	0.7	28	58
2022/9/18	134	36	12	65	197	29	0.7	30	50
2022/9/17	111	32	9	54	172	28	0.7	29	54
2022/9/16	91	39	10	62	149	31	0.7	27	61
2022/9/15	104	36	9	58	164	23	0.7	26	59
2022/9/14	66	28	9	48	119	16	0.6	26	61
2022/9/13	124	41	10	63	186	20	0.8	28	58
2022/9/12	116	36	11	57	177	19	0.7	28	59
2022/9/11	134	43	12	65	197	22	0.9	28	62
2022/9/10	112	41	12	61	173	21	0.8	28	57
2022/9/9	128	38	13	68	190	23	0.9	29	54
2022/9/8	124	37	15	65	186	35	0.8	29	55
2022/9/7	130	33	11	57	193	34	0.7	30	47
2022/9/6	107	34	11	60	167	36	0.7	29	56
2022/9/5	94	37	8	56	152	29	0.7	28	60
2022/9/4	98	37	8	54	157	20	0.7	26	60
2022/9/3	85	22	9	37	141	18	0.5	26	59
2022/9/2	86	32	8	42	143	16	0.7	25	71
2022/9/1	48	21	7	29	96	16	0.6	23	75
2022/8/31	45	12	6	19	90	12	0.5	23	73
2022/8/30	39	20	6	31	78	13	0.7	22	82
2022/8/29	37	24	6	37	63	15	0.7	24	86
2022/8/28	81	34	6	45	137	15	0.7	28	80
2022/8/27	65	18	8	26	118	13	0.5	32	61
2022/8/26	62	15	6	21	114	15	0.6	31	68
2022/8/25	95	25	9	42	154	16	0.8	30	71
2022/8/24	66	23	9	33	119	13	0.9	30	78
2022/8/23	98	19	10	29	157	10	0.8	34	55
2022/8/22	53	12	8	18	103	9	0.5	34	51
2022/8/21	64	11	9	19	116	8	0.5	34	50
2022/8/20	71	16	9	21	125	12	0.6	35	50
2022/8/19	73	16	10	23	127	13	0.6	35	53
2022/8/18	70	15	9	22	124	12	0.6	35	52
2022/8/17	80	22	10	30	135	15	0.7	34	55
2022/8/16	65	19	10	26	117	11	0.6	35	52
2022/8/15	63	17	11	24	115	11	0.5	35	53
2022/8/14	75	16	12	23	130	10	0.5	33	53
2022/8/13	52	11	11	18	102	10	0.5	34	49
2022/8/12	73	14	12	19	127	10	0.5	33	55
2022/8/11	55	11	10	18	106	8	0.4	33	51
2022/8/10	48	14	10	22	96	12	0.5	34	51
2022/8/9	68	15	10	22	121	11	0.5	34	54
2022/8/9	68	15	10	22	121	11	0.5	34	54
2022/8/8	63	18	12	25	115	11	0.6	34	53
2022/8/7	61	14	11	20	113	10	0.5	33	56
2022/8/6	69	13	10	18	122	9	0.5	33	57
2022/8/5	45	12	8	17	90	10	0.5	33	59
2022/8/4	80	27	9	32	135	13	0.6	33	61
2022/8/3	86	33	10	43	143	14	0.7	33	60
2022/8/2	85	32	9	41	142	14	0.7	33	63
2022/8/1	87	28	9	40	144	21	0.7	32	62
2022/7/31	90	21	11	33	147	16	0.6	31	62
2022/7/30	70	18	10	28	124	13	0.6	30	72
2022/7/29	60	19	9	25	112	11	0.6	30	74
2022/7/28	54	19	9	27	104	12	0.5	30	73
2022/7/27	85	26	9	35	141	14	0.6	33	63
2022/7/26	79	23	9	32	134	10	0.6	34	57
2022/7/25	92	23	10	32	150	12	0.7	32	69
2022/7/24	57	16	8	24	108	11	0.6	30	79
2022/7/23	47	11	10	17	94	10	0.6	30	70
2022/7/22	47	14	9	20	94	8	0.5	32	63
2022/7/21	54	13	9	20	104	11	0.6	31	75
2022/7/20	39	14	8	21	78	9	0.6	30	79
2022/7/19	40	15	8	21	80	9	0.6	29	78
2022/7/18	75	23	7	29	129	11	0.6	30	78
2022/7/17	33	19	8	24	66	12	0.6	29	79
2022/7/16	60	24	10	31	111	8	0.6	33	61
2022/7/15	77	26	12	33	132	10	0.6	33	60
2022/7/14	81	24	12	31	137	9	0.6	33	61
2022/7/13	69	18	11	24	122	9	0.5	33	61
2022/7/12	64	18	10	26	116	8	0.5	33	62
2022/7/11	68	17	10	25	121	8	0.5	33	63
2022/7/10	58	15	11	20	109	9	0.5	32	65
2022/7/9	55	14	11	20	105	8	0.5	32	69
2022/7/8	50	12	10	19	100	8	0.5	29	76
2022/7/7	48	12	8	19	96	13	0.5	28	82
2022/7/6	50	9	7	11	100	9	0.5	27	84
2022/7/5	33	7	8	10	65	8	0.5	27	88
2022/7/4	31	11	10	16	62	10	0.6	29	79
2022/7/3	32	10	9	15	64	10	0.5	29	76
2022/7/2	47	12	10	23	94	16	0.5	29	80
2022/7/1	61	17	8	26	113	15	0.5	30	73
2022/6/30	66	15	10	22	119	14	0.5	30	71
2022/6/29	65	20	10	26	117	9	0.5	30	75
2022/6/28	46	15	9	18	92	8	0.5	28	84
2022/6/27	48	12	12	21	95	7	0.4	31	59
2022/6/26	66	17	12	25	119	7	0.4	32	61
2022/6/25	60	16	11	25	112	8	0.4	31	65
2022/6/24	35	18	10	25	69	12	0.5	29	79
2022/6/23	48	12	10	23	95	7	0.5	30	67
2022/6/22	40	8	10	15	79	5	0.6	29	76
2022/6/21	49	9	9	16	97	7	0.6	28	82
2022/6/20	41	11	9	19	82	10	0.7	27	86
2022/6/19	29	11	8	18	58	10	0.6	26	88
2022/6/18	26	11	9	18	51	10	0.6	26	83
2022/6/17	42	18	12	29	84	11	0.7	26	79
2022/6/16	85	23	14	39	141	13	0.7	29	67
2022/6/15	92	23	11	38	150	13	0.6	28	65
2022/6/14	84	19	10	32	140	16	0.6	26	77
2022/6/13	70	14	8	23	124	11	0.5	24	83
2022/6/12	44	11	9	22	88	11	0.5	23	84
2022/6/11	75	21	9	33	129	15	0.6	26	79
2022/6/10	59	23	11	38	110	16	0.7	27	77
2022/6/9	98	23	12	42	157	18	0.7	28	63
2022/6/8	129	31	11	59	191	17	0.8	29	66
2022/6/7	129	32	10	60	191	20	0.8	29	68
2022/6/6	111	27	10	50	172	21	0.7	27	78
2022/6/5	79	18	8	34	134	12	0.6	26	80
2022/6/4	35	12	8	18	70	8	0.6	26	91
2022/6/3	26	10	8	18	51	12	0.6	26	92
2022/6/2	38	17	9	30	75	16	0.7	25	91
2022/6/1	34	14	10	25	67	15	0.7	26	86
2022/5/31	62	28	9	40	114	15	0.7	25	88
2022/5/30	52	23	8	36	102	24	0.9	25	89
2022/5/29	37	17	7	23	74	14	0.9	23	90
2022/5/28	58	17	6	21	109	12	0.7	21	94
2022/5/27	54	35	9	58	104	26	0.7	22	89
2022/5/26	70	25	7	44	123	17	0.6	22	83
2022/5/25	78	29	11	42	133	20	0.8	24	80
2022/5/24	90	32	10	46	147	21	0.8	24	78
2022/5/23	80	25	8	36	136	19	0.7	22	79
2022/5/22	60	38	11	54	111	28	0.8	21	85
2022/5/21	80	32	11	47	136	31	0.8	21	75
2022/5/20	62	29	9	40	114	21	0.7	19	82
2022/5/19	62	44	9	57	81	23	0.8	18	92
2022/5/18	67	48	12	72	104	35	0.8	21	67
2022/5/17	95	35	9	56	153	30	0.7	20	62
2022/5/16	78	24	8	39	133	22	0.6	18	72
2022/5/15	44	23	7	36	88	19	0.6	16	83
2022/5/14	55	32	9	46	106	18	0.7	17	78
2022/5/13	58	36	9	53	109	16	0.7	20	79
2022/5/12	58	41	10	54	109	19	0.8	20	79
2022/5/11	65	42	9	52	117	23	0.9	19	82
2022/5/10	39	27	7	35	70	17	0.7	16	88
2022/5/9	58	41	8	53	60	19	0.8	19	88
2022/5/8	72	52	12	73	107	32	0.8	23	79
2022/5/7	81	43	11	61	137	27	0.7	25	59
2022/5/6	98	30	12	47	157	22	0.6	27	40
2022/5/5	108	25	12	43	168	19	0.5	25	44
2022/5/4	96	27	10	48	155	28	0.6	22	53
2022/5/3	85	26	10	47	141	29	0.6	20	58
2022/5/2	69	31	10	50	122	27	0.6	18	68
2022/5/1	55	29	9	51	106	21	0.6	16	70
2022/4/30	42	24	8	35	83	16	0.5	14	87
2022/4/29	40	21	8	35	79	15	0.5	13	78
2022/4/28	34	22	10	31	68	18	0.7	18	91
2022/4/27	61	29	14	44	113	23	0.8	24	82
2022/4/26	69	23	12	38	122	20	0.7	24	77
2022/4/25	49	16	10	21	97	11	0.7	24	82
2022/4/24	49	23	10	35	97	18	0.8	25	73
2022/4/23	61	19	11	29	113	23	0.9	22	82
2022/4/22	38	21	12	32	76	16	0.8	22	71
2022/4/21	85	27	15	46	142	16	0.7	22	55
2022/4/20	63	30	11	66	115	27	0.7	18	67
2022/4/19	68	28	10	66	121	33	0.7	18	65
2022/4/18	65	24	8	38	117	21	0.6	15	72
2022/4/17	48	33	11	48	77	29	0.7	13	83
2022/4/16	45	22	8	35	89	18	0.6	12	84
2022/4/15	41	21	8	28	81	17	0.7	12	88
2022/4/14	43	25	10	43	70	18	0.7	15	79
2022/4/13	48	18	8	30	96	12	0.6	16	83
2022/4/12	104	40	11	84	164	17	0.6	24	61
2022/4/11	111	47	16	75	172	19	0.6	27	47
2022/4/10	117	40	18	78	178	21	0.6	26	41
2022/4/9	97	27	14	68	156	21	0.5	26	29
2022/4/8	104	32	12	69	164	24	0.5	25	34
2022/4/7	95	35	11	69	154	39	0.7	21	62
2022/4/6	87	31	10	58	144	36	0.7	20	60
2022/4/5	72	27	8	49	126	26	0.6	18	64
2022/4/4	58	37	13	66	103	44	0.7	17	56
2022/4/3	88	31	9	56	145	35	0.6	16	63
2022/4/2	65	27	7	46	117	31	0.6	14	72
2022/4/1	53	37	6	55	76	25	0.7	13	80
2022/3/31	48	27	5	41	95	17	0.6	15	86
2022/3/30	37	22	6	32	74	21	0.7	17	89
2022/3/29	51	23	8	46	101	24	0.6	17	66
2022/3/28	59	27	8	67	110	34	0.6	15	71
2022/3/27	55	25	8	60	64	30	0.7	13	79
2022/3/26	43	21	6	43	72	24	0.7	12	78
2022/3/25	34	13	4	18	33	27	0.8	12	97
2022/3/24	34	16	8	25	68	23	0.8	12	81
2022/3/23	36	15	5	21	72	15	0.7	9	83
2022/3/22	31	10	4	14	62	15	0.7	7	94
2022/3/21	23	7	5	10	40	17	0.9	6	96
2022/3/20	35	24	4	31	43	19	0.8	8	93
2022/3/19	45	29	7	45	48	27	0.9	12	82
2022/3/18	33	17	6	24	65	20	0.6	10	79
2022/3/17	36	16	5	22	71	17	0.7	13	86
2022/3/16	63	45	9	74	102	28	0.8	22	77
2022/3/15	123	57	9	196	132	31	0.9	21	76
2022/3/14	70	42	11	71	124	24	0.8	24	66
2022/3/13	59	42	10	65	109	29	0.7	24	65
2022/3/12	70	41	11	66	123	30	0.7	24	57
2022/3/11	92	39	11	67	150	39	0.8	21	57
2022/3/10	84	32	12	69	140	38	0.7	20	56
2022/3/9	73	29	11	63	127	43	0.6	18	55
2022/3/8	70	23	10	63	124	29	0.5	17	50
2022/3/7	52	27	7	54	96	26	0.6	12	80
2022/3/6	56	31	7	61	73	32	0.6	12	87
2022/3/5	79	58	10	81	109	37	0.9	15	88
2022/3/4	74	54	12	91	124	34	0.8	14	79
2022/3/3	88	50	14	126	62	58	0.9	14	65
2022/3/2	86	36	13	122	114	41	0.6	12	53
2022/3/1	85	63	13	115	60	42	0.8	12	67
2022/2/28	85	63	15	95	59	57	0.9	14	69
2022/2/27	64	44	13	67	116	45	0.7	13	64
2022/2/26	51	34	10	51	93	35	0.6	12	57
2022/2/25	58	41	8	57	106	36	0.7	8	64
2022/2/24	65	47	9	67	116	35	0.8	6	70
2022/2/23	52	36	9	51	102	26	0.7	5	75
2022/2/22	52	36	9	51	75	25	0.7	4	77
2022/2/21	57	40	9	59	82	36	0.7	5	59
2022/2/20	65	47	9	61	62	28	0.8	4	70
2022/2/19	43	30	6	39	61	16	0.5	3	78
2022/2/18	35	24	5	31	52	16	0.5	2	90
2022/2/17	45	31	6	39	58	18	0.7	4	91
2022/2/16	75	55	9	78	56	32	0.9	8	76
2022/2/15	70	51	9	71	65	31	1	8	75
2022/2/14	46	32	7	44	78	24	0.9	6	76
2022/2/13	59	42	8	58	72	24	0.8	6	78
2022/2/12	69	50	8	65	55	25	0.9	5	83
2022/2/11	60	43	8	55	34	25	0.9	5	86
2022/2/10	48	33	8	40	59	19	0.8	4	79
2022/2/9	45	31	8	36	66	14	0.6	3	88
2022/2/8	38	26	8	31	73	15	0.5	3	78
2022/2/7	38	24	6	28	75	13	0.6	1	90
2022/2/6	68	49	9	63	74	16	0.7	5	76
2022/2/5	63	45	9	58	95	20	0.9	6	71
2022/2/4	59	42	8	55	85	19	0.8	5	77
2022/2/3	62	44	9	58	70	16	0.7	4	82
2022/2/2	62	44	8	57	78	12	0.6	3	89
2022/2/1	95	71	10	83	64	14	0.9	5	81
2022/1/31	84	62	10	70	58	18	0.9	4	82
2022/1/30	79	58	6	67	70	18	0.7	3	81
2022/1/29	69	50	6	58	51	16	0.7	2	92
2022/1/28	60	43	6	48	57	17	0.8	2	96
2022/1/27	53	37	6	41	55	18	1	3	94
2022/1/26	43	30	6	33	32	20	1.3	4	96
2022/1/25	75	55	7	62	25	21	1.5	4	94
2022/1/24	65	47	7	52	21	25	1.3	3	93
2022/1/23	36	25	6	27	20	23	1.1	3	95
2022/1/22	36	25	6	28	15	21	0.9	4	96
2022/1/21	103	77	6	98	16	27	0.9	6	93
2022/1/20	186	140	8	172	52	38	1.4	7	87
2022/1/19	135	103	8	117	81	34	1.3	9	79
2022/1/18	198	148	9	185	62	37	1.3	7	86
2022/1/17	163	124	10	153	61	40	1.2	9	80
2022/1/16	128	97	11	123	47	36	1	7	81
2022/1/15	98	73	8	97	47	34	1	5	88
2022/1/14	94	70	8	92	48	36	0.9	6	71
2022/1/13	122	92	9	121	65	33	1.1	6	73
2022/1/12	104	78	7	107	66	35	1.2	6	86
2022/1/11	119	90	9	119	82	39	1.2	6	83
2022/1/10	80	59	9	76	45	36	0.9	8	78
2022/1/9	87	64	10	81	69	32	0.8	7	78
2022/1/8	78	57	7	76	36	28	0.9	6	88
2022/1/7	55	39	6	52	27	23	0.8	6	88
2022/1/6	45	31	6	40	38	23	0.9	5	88
2022/1/5	77	56	6	64	48	25	1.2	6	88
2022/1/4	132	100	9	124	50	40	1.2	9	82
2022/1/3	128	97	11	129	109	55	1.1	10	59
2022/1/2	132	100	12	132	111	54	1.1	8	61
2022/1/1	123	93	9	121	99	50	1.1	8	68
更多数据与问题请联系微信客服：xbcms6

查看更多

岳阳历史空气质量数据

2022年

岳阳数据订制服务

时间段订制
表头字段订制
数据整理订制
程序应用订制

公众号客服 man-yi-666
微信客服 xbcms6

保存数据查询入口

微信公众号快捷复制