The alkylation of isoparaffin with olefin is an important process of petroleum processing.异构烷烃与低分子烯烃的烷基化反应是石油加工的重要过程之一.This makes isoparaffin analysis pass thermo vaporation separation examination from the sample hydroca...

[医] 肠弛缓，肠轻瘫...

In humans, the pars intermedia is a rudimentary region.人的脑垂体中间部是不发达的.James Gregory gave in in his " Geometriae Pars Universalis " a method of rectifying curves.JamesGregory在他的《几何的通用部分 》 中给出了计算曲线长度的方法.The dangerous type c...

He programmed his computer to compare all the possible combinations.他给他的计算机编制了一套程序，以比较所有可能的组合。How do the two techniques compare in terms of application?这两种手法实际运用起来哪个好一些？The more recent conifer plantations cannot yet comp...

n.发火花，打火花，点火...

n.不平等，不同，不配合...

You will find all the particulars in Chapter 9.你在第9章会找到所有细节。They agreed as to the grand outlines,but quibbled over particulars.他们对重大要点表示同意,但对细节却含糊其词。All particulars should be carefully checked and verified; nothing shoul...

apparatchik的复数形式为：apparatchiks...

apparels的音标：...

n.墨西哥风格的皮制荷鞍...

parting的复数形式为：partings...

Every Sunday, they disport themselves either in the parks or in the mountains.每周日他们或去公园或去爬山。No less than 35 per cent of the country is protected in the form of parks and nature sanctuaries...该国多达35%的地区以公园和自然保护区的形式受到保护。Ha...

liparite的音标：liparite的英式发音音标为：['lɪpəraɪt]liparite的美式发音音标为：['lɪpəraɪt]...

antiparasitic的音标：antiparasitic的英式发音音标为：[ænti:pærə'sɪtɪk]antiparasitic的美式发音音标为：[æntipærə'sɪtɪk]...

反复生殖...