JHS的例句大全

The JHS Company is a National Grade-one Enterprise and National Key Hi-Tech. Enterprise, which is the largest manufacturer of petroleum drill bit in Asia with world advanced technology.

JHS公司是国家一级企业，国家重点高新技术企业，世界先进、亚洲最大的石油钻头制造商。

A kind of borehole stabilizer, JHS, for hard and brittle shales is developed for solving the problem of instability of borehole in the Liaohe field.

针对辽河油田双南等地区井壁不稳定问题，研制了一种硬脆性泥页岩井壁稳定剂&JHS。

Base on JM 14 type low speed winch, this paper changes from worm-worm wheel transmisson to straight spur gear transmisson. It becomes a new type JHS 140 type prop-pulling winch.

在现有的JM14型慢速绞车的基础上，将蜗杆蜗轮传动改为直齿圆柱齿轮传动，成为一种新型的JHS140型回柱绞车。