trunk pipe-line 管道干线
trunk pipe line 管道斡线
drainage trunk pipe 排水主干管
pipe trunk 管道 ; 管子围蔽通道
Pipe & Trunk 管槽
The quick trunk injector comprises a reservoir pressure-meter, a spring balance, a transfusion pipe, a liquid valve, an air pinhead and a switch.
快速树干注射器主要由贮液瓶、压力表、弹簧秤、输液管、注药口、气门嘴、注射针头、开关等几部分组成。
It can be transferred conveniently and fast by forklift trunk and suitable for transit and storage of goods such as pole, pipe, small board and so on.
叉车运输，方便、快捷，适用于杆件、管件、小型板块等物品的搬运与存储。
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