环戊烷

Many cyclopentane derivatives also absorb in this region.

很多环戊烷的衍生物在这个范围也出现吸收。

Sulfides are principal impurities in cyclopentane ,and seriously affect the color and stress of polyurethane products.

硫是环戊烷中主要杂质，严重影响PU产品的颜色和强度。

The results showed that cyclopentane could reduce the equilibrium pressures and critical decomposition temperature of HFC-134a gas hydrate.

研究表明：环戊烷可以降低HFC-134a水合物的平衡压力和临界分解温度。

HFC-134a/cyclopentane mixed gas hydrate may be able to use for new cool storage medium.

HFC-134a/环戊烷混合气体水合物有可能作为新的蓄冷介质。

Sterol is a kind of substance of full cyclopentane hydrogen skeleton, and exists in the nature in free form and binding form.

甾醇是环戊烷全氢匪为骨架的一种物质，在自然界中以游离态和结合形式存在。

At the same time, it was indicated that HFC-134a/cyclopentane could behave as non-azeorotropic mixed gas hydrate.

同时实验结果也表明，HFC-134a/环戊烷可以形成非共沸气体水合物。

The rationality and economy of reformation for PU foaming machinery using cyclopentane as foaming agent were introduced.

阐述了采用环戊烷替代CFC-11发泡剂的聚氨酯发泡机改造的合理性和经济性。

Because cyclopentane is a flammable and explosive substance,the station with large quantity of it belongs to major hazard installation .

广东科龙集团无氟生产线中的预混站是使用环戊烷危险物品配制发泡剂的重大危险源，燃烧爆炸事故风险较大。

The studies of the electronic structure of small-saturated hydrocarbon molecules have received much interest, this is because these molecules are prototypes of larger hydrocarbons. In thesis, the structure of the isobutane and cyclopentane were studied by using Hartree-Fock and density function theory with the Gauss basis set, the experimental ionized energy data of the isobutane were analyzed.

有机分子结构的研究是复杂有机系统研究的基础，论文用Hartree-Fock方法和密度泛函理论研究了异丁烷和环戊烷分子的电子结构，并对异丁烷分子的实验电离能谱进行了分析。

The cyclopentane mixed with other substances is made into vesicant in the mixed station of the non-freon line in Kelon Group of Guangdong.

广东科龙集团无氟生产线中的预混站是使用环戊烷危险物品配制发泡剂的重大危险源，燃烧爆炸事故风险较大。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。