We can introduce the special machines for dredge work.

本文介绍一种专用的管道疏通设备.

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That's an insulator produced on special machines that make fabrics that will give you uniform holes.

那是在一种专用机器上制作出来的绝缘体,这种专用机器能制作网眼整齐的布纤维.

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Develop the existing training Instructor to be special machines and engines service instructor.

发展现有的培训指导成为特别的维修工和发动机维修指导者.

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