quadrijugous

Design of pump station with PCY constant pressure variable pump for hydraulic four-pair-roller straightening machine;

PCY恒压变量泵液压系统四对轧辊缸动矫直机泵站的设计

tetraethyl-lead susceptibility of gasoline

汽油对四乙铅的感受性

(of gasoline) containing tetraethyl lead.

（关于汽油）含有四乙铅的。

(of gasoline) not containing tetraethyl lead.

（关于汽油）不含四乙铅的。

RESEARCH ON THE DIESEL FUEL SENSITIVITY TO EVA POUR POINT DEPRESSANT

柴油对乙烯-醋酸乙烯酯降凝剂感受性的研究

Gasoline--Determination of tetraethyl lead content-- Complexometric titration method

GB/T2432-1981汽油中四乙基铅含量测定法(络合滴定法)

Determinations of tetra-ethyl lead content in gasoline(chromate method)

GB/T377-1964汽油四乙基铅含量测定法(铬酸盐法)

Tetraethyl lead worked in “leaded” gasoline but was phased out because it spoiled catalytic converters.

「有铅」汽油中的四乙基铅效果不错，但已经逐渐淘汰，因为它会破坏触媒转化器。

Study on the Effect of Cosolvents to Storage Stability of Ethanol Gasoline

助溶剂对乙醇汽油储存稳定性的研究

Study on the Influence of Ethanol Content on Evaporation of Ethanol-Gasoline

乙醇体积分数对乙醇汽油蒸发性能的影响研究

Clinical Efficacy and Influence on Blood Pb of NaFeEDTA Oral Sotulion in Treatment of Iron Deficiency Anemia in Children

乙二胺四醋酸铁钠对缺铁性贫血患儿血铅水平的影响

Oh, by the way, the gas for this car is regular unleaded.

哦，对了！这部车子是用普通的无铅汽油。

Effect of fuel impurity-Mn on characteristics of oxygen sensor

汽油Mn杂质对氧传感器特性的影响

Research on the Performance of Ethanol-gasoline Blends Burned on an EFI Engine

电喷汽油机燃用乙醇汽油混合燃料的性能研究

A substance, such as tetraethyl lead, added to gasoline to reduce engine knock.

抗震剂一种加在汽油中可以减轻发动机震动的物质，如甲乙基铅

Cleansing of Vehicle - Use Unleaded Gasoline & Gasoline Cleansing Agents;

车用无铅汽油的清洁化与汽油清净剂

Study on the Receptivity of Hydrotreated Base Stocks from Different Crude Oils to Antioxidants

不同来源润滑油基础油对抗氧剂的感受性研究

Study on Extraction of Pb from Sludge in Different Wastewater Pools by EDTA

乙二胺四乙酸对多级废水处理池污泥中铅的萃取研究

Improvement of the Water Resistance Properties of Gasohol and the Preliminary Study on Cineole Gasoline

乙醇汽油耐水性能的改进及桉叶油汽油的初步研究