He shouldn't have allowed the strings of the parachute to tangle.

A chemical compound in the form of a heterocyclic ring, containing a metal ion attached by coordinate bonds to at least two nonmetal ions.

杂环化学复合物，由一个金属离子与两个或两个以上非金属离子构成配位键。

Flooding is a chemical compound present and to enhance the output of crude oil and make full use of oil resources in a more desirable technical measures.

复合化学驱油是目前保持和提高原油产量，充分利用油田资源的一种较为可取的技术措施。

The product's wet strength is achieved through use of a chemical compound that binds paper fibers together much the way cement binds bricks.

该产品的耐湿性是通过使用一种化合物将纸纤维粘合在一起而成，如同水泥将砖块粘合在一起。

Synthesis of Some Indolizine Derivatives and Their Absorption Spectra azide: a chemical compound that contains the group N.

含中氮茚基团的偶氮染料的合成及其吸收光谱叠氮化物：一种化合物，包含基团N。

Synthesis of Ethyl Tert-butyl Ether by Niobic Acid introduce the butyl group into a chemical compound.

酸处理的铌酸催化合成乙基叔丁基醚把丁基引入化学中的化学物。

Melamine is a chemical compound commonly used in the manufacture of resins, plastics and glues.

三聚氰胺是一种化学复合物通常使用在树酯，塑胶和黏著剂的制造。

The Tactics that Optimizing the Information Technology and Physics Course to Combine; Building and Applications of a Chemical Compound Information System for Natural Products

优化信息技术与物理课程整合的策略天然产物化合物信息系统的构建与应用

Two electrodes, or terminals, separate an electrolyte& a chemical compound that generates negative ions.

两个电极或者说终端接头，隔开电解质&一种能产生负离子的化学混合物。

The process of producing a chemical compound ( usually by the union of simpler chemical compounds).

（通常由简单化合物的结合）生成化合物的过程。

Cause to polymerize, as of a chemical compound.

经受化合物的聚合变化。

Treat a chemical compound with carboxyl or carboxylic acid.

用羟基或羧基酸化合物进行处理。

Azide: a chemical compound that contains the group N.

叠氮化物：一种化合物，包含基团N。

A chemical compound that is added to protect against decay or decomposition.

一种化合物，加入后能防止腐烂。

A chemical compound containing two chlorine atoms bound to another element or radical.

二氯化物由两个氯原子与另一个元素原子或基团结合形成的化合物。

A chemical compound containing the hydroxyl group.

一种含羟基的化合物。

Introduce an acetyl group into ( a chemical compound).

在化合物中引进乙酰基。

Building and Applications of a Chemical Compound Information System for Natural Products

天然产物化合物信息系统的构建与应用

When approached unwittingly, our pamphleteer tells us, the monster was. . .

当走近不知不觉，我们的小册子作者告诉我们，怪物是…

But it's also a work whose political agenda is as insistent as a street corner pamphleteer.

但是同时，这本小说在政治上的意义就像街角小册子一般重要。

NASH, THOMAS (1567--1601) English writer and pamphleteer. He wrote one of the earliest English novels The unfortunate Traveller (1594).

托马斯·纳什（1567-1601）英国作家和小册子作者。他所著《不幸的旅客》（1594）是英国最早的长篇小说之一。