您要查找的是不是：
- tightening ring packing 固定环密封
- Design of the Forming Die for the Super Short Ring Packing 扁环填料成型模具设计
- Tighten up the packing gland on the swivel. 紧一下水龙头冲管盘根。
- The government is tightening up the driving laws. 政府方面正抓紧驾驶法规的施行。
- Do not tighten packing nut enough to bind stem. 不要过紧旋转填料螺母，以免粘接阀杆。
- The police are tightening up on drunken driving. 警方目前采取严厉手段对付醉酒驾车行为。
- Lightly tighten packing gland nut. 轻轻紧固压紧螺母。
- Study on Hydrodynamic and Mass-transfer Performances of Super Mini Ring Packing 聚乙烯扁环填料的流体力学与传质性能研究
- She had the sapphire set in a gold ring. 她把那枚蓝宝石镶在金戒指上了。
- Phillip is packing up his goods. 菲利普正包装他的货物。
- The diamond ring dazzled with brilliancy. 这只钻石戒指闪耀夺目。
- Study on Performance of QH-1 Mini Ring Packing at high Liquid-Gas Ratio QH-1型扁环填料用于高液气比操作时的性能研究
- Turn the screw to the right to tighten it. 将螺钉向右旋紧。
- Our packing method shall be improved. 我们的包装方法应加以改进。
- She wears a diamond ring on her left hand. 她左手上戴着一枚钻石戒指。
- Our family reunions are always three ring circus. 我家合家团聚的场面总是热闹非凡。
- I'll be packing up my thing then. 那时候我在收拾行李。
- Stencil an address on a packing case. 用模板在包装箱上印刷地址。
- There's too much travel on the brake, it needs tightening. 制动器太松了，需要调紧。
- I am sorry-she's out. Can you ring again later? 对不起－她出去了。你过些时候再打电话来好吗？
