Double pipe with hydraulic brake system vacuum booster.
双管路液压制动系统带真空助力。
Braking system double pipe air brake system, parking brake, exhaust brake.
双管路气制动系统，带驻车制动、排气制动。
There is a double-layer, hose , and transparent tube , pipe, pipe.
软管有单层、双层，并分透明管、圆管、扁管。
This is a large on-going double wall pipe project.
这是一个很大的正在进行的双重管线项目。
The present invention also discloses relevant double lift pipe catalytic cracking apparatus.
本发明还公开了相关的双提升管催化裂化装置。
Steel tube length or double length delivery, for steel pipe bending degree requirements.
钢管以定尺或倍尺交货，对钢管弯曲度有一定要求。
Steel tube length or double length delivery, for steel pipe bending degree requirements.
钢管以定尺或倍尺交货，对钢管弯曲度有一定要求。
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