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- Hygienic standard for grinding wheel dust in the air of workplace. 车间空气中砂轮磨尘卫生标准.
- Hygienic standard for inland navigation deluxe cru. 内河豪华旅游船卫生标准。
- Hygienic standard for passenger coach station II. 汽车客运站卫生标准2。
- Hygienic standard for arsenic and its inorganic compounds in the air of workplace. 车间空气中砷及其无机化合物卫生标准.
- hygienic standards for air 大气卫生标准
- The new airline with its extra-wide seats sets a new standard for air travel. 这家新的航空公司的加宽座椅为航空旅游树立了新的典范。
- According to China's Regulations on Hygienic Standards for Cosmetics, cosmetics should not contain chromium or neodymium. 依据中国化妆品卫生标准的规定，护肤品是不能含有钕和铬的。
- Hygienic standard for environmental meteorology in underground workplace of coal mine. 煤矿井下采掘作业地点气象条件卫生标准.
- Results The three-chamber toilet, the biogas toilet and the urine diverting toilet could all meet the hygienic standards for non-hazardous disposal of excreta. 结果三格化粪池卫生厕所、三联式沼气池卫生厕所和粪尿分集式生态卫生厕所能达到粪便无害化卫生标准,都具有一定的综合效益。
- Methods According to Hygienic Standards for the Design of Industrial Enterprises, an all-around recognition to harmful factors was performed in small and medium enterprises. 方法参照工业企业设计有关卫生标准，识别铁合金生产中小企业的工艺流程中可能存在的职业危害因素。
- The INAA shows that the springs contain many healthy trace elements and thecontents of some harmful trace elements are within hygienic standard for drinkingwater. 分析结果表明,每种泉水中所含的有害元素都低于生活饮用水标准规定值,并且含有多种有益的微量元素。
- In 2001,the annual average of NO2 concentration in the air of 341 cities attained the Grade II national standards for air quality. 2001年，341个城市空气中二氧化氮浓度年均值均达到国家环境空气质量二级标准。
- In 2001, the annual average of NO2 concentration in the air of 341 cities attained the Grade II national standards for air quality. 2001年，341个城市空气中二氧化氮浓度年均值均达到国家环境空气质量二级标准。
- To create and promote international standards for pilots and parachutists and qualification badges and medical requirements for air sport activities. 创造及推动飞行员和跳伞员的国际标准、航空体育活动的资格徽章和医疗要求。
- Thisprovides the principle of preventing 97%mer-cury exposed population from mercurialism. The author suggests to revise the value of cur-rent hygienic standard for Hg in our countryfrom 0.01mg/m~3 to 0.03mg/m~3. 提示以保护97%25接汞人群不发生中毒为水准;建议汞的卫生标准由0.;01mg/m~3修订为0
- Beryllium is a harmful element, our nation has laid down hygienic standard for Be in drinking water, it is still not known about the hygienic standard for its content in human body. 铍是一种有害元素,我国已经制订了饮用水中铍含量的卫生标准,但人体内铍含量的卫生标准还未见到。
- Hygienic standard for active carbon dust in the air of workplace 车间空气中活性炭粉尘卫生标准
- Hygienic standard for allyl chloride in the air of workplace 车间空气中氯丙烯卫生标准
- Hygienic standard for carbon black dust in the air of workplace 车间空气中炭黑粉尘卫生标准
- The teacher sets high standard for his pupils. 这位老师给他的学生们定下高标准。
