1.
They closed up the mouth of the pipe.
他们把管口封住了。
2.
Design and Application of New Combined Pipe Head Seal With Fully Enclosed Knif Edge
新型全封闭刀口联合式管口封的设计及应用
3.
condenser with fused inner tube
直形内芯封口冷凝管
4.
Development of Automatic Volumetric Closed-filling-sealing Machine for Soft-packaging Beverage
全自动封闭式定容软管灌装封口机的研制
5.
Check that the joint of the pipe is sealed properly.
检查一下管道的接口是否封严了。
6.
Check that the joint of the pipe be sealed properly
检查一下管道的接口是否封严了
7.
Check that the joints of the pipes are sealed properly.
检查一下管道的接口是否封严了.
8.
pressurizing window
密封封口(电缆), 气密口
9.
SJEPZ is a special self-enclosing area supervised by the Custom House.
松江出口加工区是由海关监管的特殊封闭区域。
10.
Standard for test method of insulating and sealing effectiveness of ulint in coating pipelines
管道防腐层补口绝缘密封性试验方法标准
11.
Conclusion Store TSH Serum need more large, and closeness, and low temperature.
用于 TSH血清的保存量要多、要密封管口、低温保存。
12.
Clean the injector port, replace critical injection port seals, replace injection port liners, and change septa as needed.
清洗进样口，如有必要，更换密封垫，衬管，隔垫。
13.
The Study of Local Pressure of Unsealing Steel Tube Concrete Short Column;
不封口钢管混凝土短柱的局部承压试验研究
14.
The Studies on the Mechanisms of Laticifer Wound Plugging after Wounding by Latex Exploitation in Hevea Brasiliensis;
巴西橡胶树割胶后乳管伤口封闭机制的研究
15.
Studies and Applications of Inner-String Cementing Tools with Wellhead Setting
井口坐封式内管法注水泥工具的研制与应用
16.
DISCUSS ON FLANGE SEAL SURFACE SELECTION OF PRESSURE VESSEL IN DESIGN
压力容器设计中管口法兰密封面选择的探讨
17.
Study on Sealing Process of PAW for Micro-groove Heat Pipe
微沟槽热管等离子弧焊接封口工艺研究
18.
Research and Development of Injection Deeper and Exhaust Interior Automatic Level Filling-sealing Machine for Plastic Tube Beverage
深注入内排气全自动料位塑管灌装封口机研发