久久久无码人妻精品无码_6080YYY午夜理论片中无码_性无码专区_无码人妻品一区二区三区精99

Make me your Homepage
left corner left corner
China Daily Website

China announces greener petrol standard

Updated: 2013-12-18 19:40
( Xinhua)

BEIJING - China's Standardization Administration announced on Wednesday a stricter quality standard for petrol in an effort to bring down pollutant emissions from vehicles.

The higher standard marks a step forward in accelerating the use of greener fuel in the world's largest auto market, as vehicle exhausts are blamed as one major factor in worsening air conditions.

The new standard, known as "China 5," sets the sulphur content for gasoline at no more than 10 parts per million (ppm), a reduction from the fourth-phase standard of 50 ppm.

Starting on January 1, 2018, only petrol of this standard will be supplied nationwide.

The announcement comes amid severe smog that has affected large parts of the country since the start of this year and led to public complaints of worsening air pollution.

Currently, the capital city Beijing is piloting the strictest petrol standard nationwide, the "Beijing 5" standard, which sets the sulfur content at no more than 10 ppm. In cities including Shanghai, Guangzhou and Shenzhen, the "China 4" standard is applied, while in most regions, the "China 3" standard (no more than 150 ppm) is still the mainstream.

According to government data, one-fifth of particulate matter smaller than 2.5 micrometers (PM2.5) in the country's air comes from vehicle emissions. The reading of PM2.5 is a major reflection of the air pollution level.

Under the new standard, the content of manganese, a harmful element for human health, will be reduced to 2 mg/L from 8 mg/L; the level of alkene content will also be reduced in order to mitigate photochemical smog.

Ding Jizhu, director of an industrial standards department under the Standardization Administration, said that the China 5 standard has been made in accordance with emission control standards in Europe.

Ding estimated the new standard will cut nitrogen oxide emissions by 300,000 metric tons annually.

The standard was issued amid the government's placing of greater emphasis on environmental protection.

The State Council, China's cabinet, released an action plan for air pollution treatment in September, setting a timetable for the progressive upgrading of fuel quality across the country through the year 2017.

Under the plan, the nation's economically developed regions, including the Yangtze River Delta and Pearl River Delta regions as well as the Beijing-Tianjin-Hebei Province region, will supply China 5 standard fuel before the end of 2015.

The action plan has also set clear targets for the reduction of airborne particulate matter in these regions.

 

8.03K
 
...
...
...
久久久无码人妻精品无码_6080YYY午夜理论片中无码_性无码专区_无码人妻品一区二区三区精99

    亚洲gay无套男同| 国产精品99久久久久| 欧美一级免费大片| 蜜臀av一区二区在线免费观看| 日韩欧美电影一区| 国产精品一二三在| 综合电影一区二区三区 | 成人免费视频一区| 亚洲精品免费播放| 欧美三级蜜桃2在线观看| 美女视频黄 久久| 国产欧美精品区一区二区三区| 日韩视频一区二区在线观看| 看国产成人h片视频| 中文字幕精品一区二区精品绿巨人| 91免费看片在线观看| 日韩中文字幕麻豆| 国产视频911| 在线区一区二视频| 久久99久久久欧美国产| 欧美国产欧美亚州国产日韩mv天天看完整 | 日韩精品色哟哟| 久久九九99视频| 在线观看欧美黄色| 久久99精品国产麻豆婷婷| 国产精品乱码妇女bbbb| 欧美久久一二区| 岛国一区二区三区| 亚洲第一在线综合网站| 国产午夜精品美女毛片视频| 欧美专区日韩专区| 国模冰冰炮一区二区| 一区二区三区欧美日韩| www亚洲一区| 欧美伊人久久久久久午夜久久久久| 六月丁香婷婷色狠狠久久| 综合久久久久久久| 日韩欧美一区二区视频| 94-欧美-setu| 国产资源在线一区| 亚洲国产人成综合网站| 国产日产欧美一区二区视频| 欧美日韩久久不卡| 不卡的电影网站| 美女视频黄 久久| 亚洲黄网站在线观看| 久久综合九色综合97_久久久| 色琪琪一区二区三区亚洲区| 韩国精品在线观看| 亚洲电影一区二区三区| 国产精品大尺度| www久久精品| 欧美日精品一区视频| 丁香天五香天堂综合| 麻豆精品视频在线观看免费 | 石原莉奈在线亚洲二区| 国产精品福利影院| 欧美精品一区二区久久婷婷| 欧美天堂一区二区三区| 成人精品电影在线观看| 精品亚洲欧美一区| 偷拍一区二区三区四区| 亚洲免费在线视频| 国产香蕉久久精品综合网| 91精品国产美女浴室洗澡无遮挡| 91一区二区在线观看| 国产美女精品在线| 蜜桃久久av一区| 日韩在线一区二区| 亚洲黄色免费电影| 亚洲色图制服丝袜| 国产欧美日韩三级| 亚洲精品一线二线三线| 欧美一区二区在线看| 欧美日韩三级一区二区| 色欧美日韩亚洲| 99久久久精品| 成人福利视频网站| 国产成人亚洲综合a∨猫咪| 久久成人羞羞网站| 美女视频网站久久| 日韩av一区二| 午夜av区久久| 午夜视频在线观看一区二区三区| 亚洲香蕉伊在人在线观| 一区二区三区精品视频| 国产精品黄色在线观看| 国产精品免费久久久久| 国产日韩精品一区二区三区 | 久久香蕉国产线看观看99| 欧美一级黄色大片| 91精品国产综合久久久蜜臀粉嫩| 欧美日韩一区二区三区视频| 精品视频999| 欧美日韩你懂得| 欧美精品在线观看一区二区| 欧美日韩一级二级| 欧美日韩久久久一区| 欧美日韩高清影院| 欧美日韩国产经典色站一区二区三区| 在线免费视频一区二区| 欧美吞精做爰啪啪高潮| 欧美日韩精品是欧美日韩精品| 欧美日韩精品一区二区在线播放| 欧美视频一区二区三区四区 | 精品一区二区三区免费观看| 精品一区二区三区的国产在线播放| 久久精品理论片| 韩国成人精品a∨在线观看| 精品一区二区三区免费观看| 国产真实乱对白精彩久久| 国产精品一二三区| a级高清视频欧美日韩| 91视视频在线观看入口直接观看www| 91麻豆产精品久久久久久 | 色94色欧美sute亚洲13| 欧美日韩一级二级三级| 日韩网站在线看片你懂的| 精品国产髙清在线看国产毛片 | 中文字幕一区二区三区四区不卡| 亚洲视频在线一区二区| 亚洲国产日韩综合久久精品| 日韩电影在线观看一区| 激情av综合网| 成人高清伦理免费影院在线观看| 一本久道久久综合中文字幕| 欧美日韩一卡二卡三卡| 日韩美女在线视频| 日本一区二区三区四区| 伊人婷婷欧美激情| 日本美女一区二区三区视频| 国产精品自产自拍| 色综合中文字幕国产 | 国产偷国产偷精品高清尤物| 中文字幕一区三区| 亚洲第一电影网| 久久精品噜噜噜成人av农村| 成人午夜大片免费观看| 91福利精品视频| 欧美一区二区三区不卡| 欧美激情综合五月色丁香小说| 亚洲婷婷在线视频| 亚洲1区2区3区4区| 国产麻豆成人传媒免费观看| 色综合天天性综合| 欧美一级久久久| 国产精品毛片高清在线完整版| 亚洲五月六月丁香激情| 韩国一区二区在线观看| 91在线一区二区三区| 日韩一级精品视频在线观看| 国产精品乱人伦中文| 天涯成人国产亚洲精品一区av| 国产一区二区三区观看| 色婷婷激情综合| 精品久久国产老人久久综合| 亚洲欧美视频在线观看| 理论电影国产精品| 一本一道波多野结衣一区二区| 日韩午夜激情电影| 亚洲天堂免费在线观看视频| 美女久久久精品| 色噜噜狠狠色综合中国| 久久亚洲精品国产精品紫薇| 亚洲一区精品在线| 国产精品一区在线| 欧美日韩国产综合草草| 国产精品网友自拍| 日本午夜精品视频在线观看| av电影一区二区| 日韩欧美国产一区二区在线播放| 亚洲女同女同女同女同女同69| 麻豆成人在线观看| 在线欧美日韩国产| 欧美激情自拍偷拍| 秋霞国产午夜精品免费视频| 91免费看`日韩一区二区| 久久色成人在线| 日韩中文欧美在线| 色综合天天综合在线视频| 久久这里只有精品6| 亚洲国产精品一区二区久久 | 国产91精品一区二区麻豆亚洲| 欧美精品在线视频| 亚洲欧美国产77777| 国产一区二区伦理| 欧美一区二区三区免费视频| 亚洲欧美日韩中文播放| 国产 欧美在线| 日韩免费看网站| 五月天激情综合| 91影院在线免费观看| 日本一区二区成人| 久久69国产一区二区蜜臀| 欧美精品欧美精品系列| 一区二区三区视频在线观看 | 国产成人在线影院| 欧美大片在线观看一区二区| 午夜精品影院在线观看| 色屁屁一区二区|