tong pipe up 用吊钳上紧螺纹
one pipe up feed system 单管升给制
pipe up speak up 大胆地说
clean pick up pipe 清洗送气管
pick up pipe clogged 送气管堵塞
single pipe up feed system 单管上给式系统
hold-up pipe 滞留管
pipe wind-up angle 钻柱扭转角
up-pipe insulation 回水保温
V to commence singing or playing a musical instrument 吹奏乐曲
the band piped up
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