lubricating grease是什么意思

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In this article,gave a case study of Oil in Water Content series instruments, some new technologicaladvances for oil in water content analyzer were presented.

介绍了水中油系列测试仪器的研制与开发过程,分析了水中油测试仪器的需求、企业发展战略、主要攻关内容及成果,介绍了自动萃取器和溶剂回收附件。

In this paper,the principles and instruments of related petrolatum measurement for oil in water are analyzed,including infrared spectrometry,ultraviolet spectrometry,optical reflec- tion method and ultraviolet fluorescence spectrometry,comparing their advantages and .

河流、湖泊、码头、水库中矿物油污染问题越来越严重,矿物油污染监测问题已经为环保部门高度重视,各种检测水中油的仪器和方法也不断发展起来。

In this paper,we introduced a new instrument for testing oil in water on line by fluorimetry.

本文对荧光法水中油在线检测仪系统进行了设计并采用独特的"溢流式采样"技术结合非接触式荧光光谱技术来实现水中油的在线检测。

Analysis of Fund Management Model of CNPC;

中油集团资金管理模式分析

Through recombination and structural reforms several times, the incorporate pattern of upper and lower reaches of a operation, of produce, supply and marketing, of domestic and foreign trade has came into being in CNPC.

中油集团仍需进一步改革其管理体制，以适应石油企业的国内外竞争环境。