乙烯的

It shows that hydrocarbon structural group is very important in ethyleneyield despite of a...

另外，还对我国乙烯原料的来源途径提出了若干建议。

Reaction mechanism for 11,1,2-tetrafluoroethane preparation is carried out through gas phase fluorination by hydrogen fluoride over chromium-magnesium fluorination catalysts with trichloroethylene as main materials and dynamics models are set up.

研究了以三氯乙烯为主要原料，在铬镁氟化催化剂存在下，用氟化氢气相氟化制备1，1，1，2-四氟乙烷的反应机理，建立了动力学模型。

Polystyrene-divinylbenzene is an important hydrophobic catalyst in gas-liquid exchange reactions to separate hydrogenous isotopes.

聚苯乙烯－二乙烯基苯是氢同位素分离技术中气－液交换反应重要的疏水催化剂载体。

The heated Lucite Hull Cell which accommodates standard cathodes and anodes, is constructed on a special base accommodating a teflon coated stainless steel immersion heater (100 watt, 115/220 volts AC) and thermostatic control.

激烈的有机玻璃细胞船体可容纳标准阴极和阳极，构造一个特殊基地容纳了聚四氟乙烯涂层不锈钢沉浸式加热器(100瓦特，220分之115伏特AC)和恒温控制。

In this regard, PTFE has proved to be one of the best.

在这方面，聚四氟乙烯已被证明是最好的之一。

TEO-2R, 3R series of ultrasonic launder machines use incombustibility organic flux like: chloroethylene, ethane or some environmental cleanout lotion with the similar capability as their cleanout lotion.

TEO-2R、3R系列超声波清洗机使用不燃性有机熔剂如三氯乙烯，三氯乙烷或性能相似的环保型清洗剂等作为清洗剂。

The three-phase intergrowth molecular sieve can be used for preparing ethylene and propylene by catalytic-cracking naphtha in the industrial production.

该三相共生分子筛可用于石脑油催化裂解制乙烯丙烯的工业生产中。

The results show that the Avrami equation is able to successfully describe the simulated isothermal crystallization process of PEO.

用Monte Carlo方法模拟了聚氧化乙烯在预先成核条件下的等温结晶过程，并用Avrami方程进行了结晶动力学处理。

Lube Jell with PTFE from Radio Shack works well in this PVC piston/plunger assembly.

润滑油与jell聚四氟乙烯从Radio Shack的工程，以及在这聚氯乙烯活塞/柱塞大会。

Unlike vinyl or linoleum laminate floors are not attached to the sub floor.

不像乙烯基或油毡胶膜楼层不隶属的分楼。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。