1. 散电流泄露通常是线系统破损或者磨损的结果,或者是由电线电气设备安装不当造成的。
Stray current leakage is usually a result of damage or wear to the wiring system or poor installation of wiring or electrical equipment.

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2. 利用分子内复思想,根据缓蚀剂结构与效能关系设计、合成了一种环胺有机羧酸盐类气相缓蚀剂YC-1。
A novel heterocyclic amine organic-salt vapor phase inhibitor, named YC-1 was designed and synthesized based on the relationship between the structure and effect of inhibitor.

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3. 环卡宾已经成为有机金属和无机位化学中广泛应用的体。
N-Heterocyclic carbenes have become universal ligands in organometallic and inorganic coordination chemistry.

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4. 一种位(络合)化合物,其中的金属离子与氮、碳或氧等非金属原子结合生成有位共价键的环。
An organic coordination (complexing) compound in which the metal ion is bound to atoms of nonmetals, e. g. nitrogen, carbon, or oxygen, to form a heterocyclic ring having coordinate covalent bonds.

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5. 一种位(络合)化合物,其中的金属离子与氮、碳或氧等非金属原子结合生成有位共价键的环。
An organic coordination (complexing) compound in which the metal ion is bound to atoms of nonmetals, e. g. nitrogen, carbon, or oxygen, to form a heterocyclic ring having coordinate covalent bonds.

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