Study on the soot reduction and the mechanism by organometallic compounds in a diesel engine;
有机金属化合物降低柴油机炭烟排放及其机理的研究
Effects of cetane number improver,surfactants and organometallic compounds as diesel fuel additive on soot emission reduction were investigated with a 6120Q DI diesel engine.
采用6120Q直喷式柴油机对十六烷值改进剂、表面活性剂和有机金属化合物作为柴油添加剂降低柴油机碳烟排放的规律进行了试验研究。
Separation and distribution of sulfur compound, nitrogen compounds, oxygen compounds, and organometallic compounds in gasoline, kerosene, diesel oil and different distillate of crude oil were reviewed.
综述了气相色谱 原子发射光谱联用技术 (GC AED)发展的历史、基本原理及在石油馏分硫化物、氮化物、氧化物、有机金属化合物分析中的应用 ,并对GC AED的发展及应用提出了看法。
This paper describes the development status, concept and tasks of speciation analysis for organometallic compounds.
本文对有机金属化合物形态分析的发展做了简单介绍，从本学科出发提出了有机金属化合物形态分析的概念和任务。
The photodegradation of organometallic compounds in aqueous solution was studied using a microwave electrodeless UV lamp(irradiating mainly 206 nm UV).
本文利用自制的微波无极紫外灯发出的206 nm紫外光,光降解水相中氯化三苯基锡、活性深蓝染料、乙酰基二茂铁三种不同有机金属化合物。
A Study on Experiment Teaching of Multi Step Organic Synthesis--The Synthesis of α-Aminoethylbenzene
多步骤有机合成实验教学研究——α-氨基乙苯的合成
Transamination is a key step in the biosynthesis and breakdown of most amino acids.
转氨作用是大多数氨基酸生物合成或降解中的关键反应步骤。
Disconnection is the reverse of synthetic steps or reactions.
切断是合成步骤或反应之逆。
the step you have specified is greater than the number of steps in the approval route.
指定的步骤多于批准路由中的步骤数。
There were so many steps: checking that the seller had clear title to the property,
有这么多步骤：验证卖方是否真正拥有产权，
The manufacture of most products requires a sequence of different manufacturing processes.
大多数工业产品需要一系列不同的步骤来完成。
During the synthesis process, carbonization reaction is the key step.
在合成过程中，碳化反应是最为关键的一个步骤。
The synthesis method and process have been discussed.
对实验室合成溴乙烷的方法和步骤进行讨论。
When the above steps have been completed and the heated mirror glass heating element is still inoperative, one or more of the following is faulty:
当上述步骤完成后，加热反射镜玻璃的加热元件仍然无效，下述的一个或更多部件有故障。
A detailed description is given of the problems in the channels for oiling of common oil systems in the large sets of ammonia units and the cleaning method and procedure.
详细介绍了合成氨装置大机组公用油系统油路存在的问题、清洗方法、步骤。
having every necessary or normal part or component or step.
拥有全部必须的或者正常的部分、成分或者步骤。
Completing all the following steps will also calibrate the battery so that the power meter readings are accurate.
完成所有步骤后,也将校准电池,使电力抄表准确.
There are four simple steps which lead to the habit of PERSISTENCE.
培养恒心毅力成为习惯，有四个简易的步骤。
Smelter gas cleaning:one vessel from the quench to the drying tower
冶炼烟气净化:所有步骤在一台设备内完成
At other times,one may find it necessary to backtrack to a previous Step.
在另一些场合,可能有必要重复前一步骤。
rational behavior; a process of rational inference; rational thought.
有理性的行为；合理推论的步骤；理性的思考。
A travel agent or experienced friend or colleague can inform you of what steps need to be taken and how best to take care of them.
旅行社和有经验的朋友或同事均可告诉你应采取哪些步骤及如何妥善完成这些步骤。
a procedure or process for obtaining an objective.
有目标的程序或步骤。