1.
Research on Technical Solutions to Meet the Phase IV Emission Standards for Diesel Engine in China
柴油机达到国Ⅳ标准的技术方案研究
2.
SCR and DPF Technology in Heavy Duty Diesel Applications
重型商用车应对国Ⅳ排放标准的技术
3.
Investigations of Combustion Processes in SI CNG Engine for Conforming the Chinese State Emission Standard Ⅳ
满足国Ⅳ排放标准压缩天然气发动机燃烧过程的研究
4.
Development of CNG Engine for Conforming to Chinese State Emission Standard Ⅳ
满足国家第Ⅳ阶段排放标准天然气发动机的开发
5.
The Countermeasures of Automobile Diesel Engines to Meet the Europe IV Standard
车用柴油机达到欧Ⅳ排放标准的策略
6.
The Design of Inlet-end Manifold for Catalytic Converter Meeting Euro Ⅳ Standard
欧Ⅳ标准催化转化器的进气端管设计
7.
the water quality of Dongting Lake, Jingpo Lake and Hong Lake attains standards of Grade IV;
洞庭湖、镜泊湖和洪泽湖水质达到Ⅳ类标准；
8.
A Study on Emission Control for Forecasting Phase Ⅳ Emission Standard for Motorcycles
预测摩托车第Ⅳ阶段排放标准的排放控制研究
9.
Forecast of Phase Ⅳ Emission Standard and Study on Technical Route for Motorcycles
摩托车第Ⅳ阶段排放标准预测及技术路线研究
10.
national bureau of standards
国家标准局国家标准局
11.
Clean Gas Induction of Caterpillar to fit Euro Ⅳ and Euro Ⅴ
卡特彼勒满足欧Ⅳ和欧Ⅴ排放标准的商用车发动机
12.
Practical Technologies for Diesel Engine to Meet the Euro Ⅳ,ⅤEmission Regulations
中重型车用柴油机达到欧Ⅳ、欧Ⅴ标准的技术措施
13.
National Bureau of Standards (NBS)
(美国) 国家标准局
14.
ISO Recommendation
国际标准化组织推荐标准ISO推荐标准
15.
ISO draft international standard
ISO国际标准草案
16.
NSRDS (National Standard Reference Data System)
国家标准基准数据体系
17.
China Law of Standardization requires in Article7: National standards and trade standards shall be classified into compulsory standards and voluntary standards.
中国的国家标准化法规定：“国家标准、业标准分强制性和推荐性标准。
18.
NBS A time scale
国家标准局原子时标