variable speed device造句

A combination of feeder and straightening machine , which is suitable for various sheet metals with reduced space accupation . available to equip variable speed device
本机特点为材料架与矫正机成一体，不占空间，适用于各种金属薄板送料机。
Available to equip variable speed device . coil follower provides smooth straightening without scratching . the open type upper roller mechanism facilitates cleaning on upper and
料卷装置，使用油压扩张，材料送至冲模内，无需人工入料，省人力，安全高。
This paper presents structure , operation , performance of various variable apeed drives for in - use wire - rope driven belt conveyors , as well as application of explosion - proof variable frequency variable speed device on wire - rope driven belt conveyor in coal mine
摘要分析比较了在用的钢绳牵引带式输送机调速驱动机构的结构组成、工作原理、性能，介绍了防爆变频调速装置在煤矿井下钢绳牵引带式输送机上的使用情况、优点等。
It's difficult to find variable speed device in a sentence. 用variable speed device造句挺难的