乙烯的

Connnection type Teflon corrugate dpipe has many kinds of connection type.in general,it can use flange conn.,oil--conne.and directly connected with pipes fixed with p;ipe clip or wire.we can also produce dn4-32MM non net casing f4 fstened hos,or supply coressponding conn.from as per request of users.

聚四氟乙烯波纹管连接方式有多种。一般可用法兰连接，油任连接，螺纹连接，快速接头，以及直接与管件连接，以管卡或金属丝固定。DN4-32mm无波网套F4扣压软管均可生产，我厂亦可根据用户的要求提供相应的连接方式。

Crystal structures of different PVDF crystal form s and the conformations of marcomolecules existed in the crystal form s were introduced.

介绍了聚偏氟乙烯不同晶型的晶格结构以及大分子在不同晶型中所采取的构象。

Polystyrene itself is non-toxic, but the residual polystyrene resin polymerization of styrene monomer and some other volatile substances, including ethylene, cumene, toluene, etc., have a certain toxicity.

聚苯乙烯本身是无毒的，但聚苯乙烯树脂聚合残留的单体苯乙烯及其他一些挥发性物质，包括乙烯、异丙苯、甲苯等，有一定毒性。

Compared with Fe in homogenous solutions,sur-face-bound Fe in ZnO-Fe systems was more effective to the dechlorination of TCE.

与均质溶液中的Fe相比，束缚在氧化锌表面的Fe对三氯乙烯有更强的还原脱氯作用。

Compared with Fe in homogenous solutions, surface-bound Fe in ZnO-Fe systems was more effective to the dechlorination of TCE.

与均质溶液中的Fe相比，束缚在氧化锌表面的Fe对二氯乙烯有更强的还原脱氯作用。

The explosive decomposability of ethylene will lead to much large temperature gradient and great range thermal stresses response on thick wall of reactor.

由于乙烯爆炸性分解，在反应管壁厚上形成极陡的温度梯度和幅度很大的热应力。

The production process for vinyl chloride is substituted that based on ethylene dichloride for ethine. It is forecasted that it will quickly increased for the demand of ethylene dichloride.

中国的氯乙烯单体生产方法正由乙炔法转换为二氯乙烷法，预计二氯乙烷的消费将有一个快速发展。

An amount of the aromatic vinyl polymer is preferably 5 to 150 parts by weight based on 100 parts by weight of the diene rubber.

以100重量份的二烯橡胶为基准，芳香乙烯基聚合物的含量优选为5～150重量份。

Combined with stoichiometric method, the diene value in cracking gasoline was determined by Fourier Transform Infrared Spectroscopy at selected wavenumber region.

用傅里叶红外光谱仪，在选定的波数范围内，采用化学计量学法测量乙烯裂解汽油的二烯值。

Research on animals seems to bolster this hypothesis. Retha Newbold of the National Institute of Environmental Health Sciences, a government agency in America, points to diethylstilbestrol as an example.

但是，在动物身上做的研究似乎可以支持这一假设，美国国家环境卫生科学研究所的 Retha Newbold 指出，乙烯雌酚就是一个明证。

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。