ech

ech

美 　英

• 网络环氧氯丙烷(Epichlorohydrin)；enhanced call handling；供应环氧氯丙烷

例句

abstract: Objective To explore the application effect of process quality control in the quality management of electronic case history(ECH) .

目的探讨环节质量管理在电子护理病历质量管理中的应用效果。

Synthetic methods of two C3 chiral synthons [epichlorohydrin (ECH) and glycidol ( GLD )] was introduced.

简要介绍了两种重要的C3手性合成子-环氧氯丙烷（ECH）和缩水甘油（GLD）的合成方法；

Do you know ech other?

你们相互认识吗？

In English, complex sentences are a number of spe ech language phenomena.

在英语中，复合句是大量出现的语言现象，从句种类之多，表达形式各具特点。

(ECH); Technology of process; Market; Development trend;

环氧氯丙烷；生产技术；市场；发展趋势；