Poor sealing on clamshell 吸塑封口松脱
gift box poor sealing 彩盒封口不良
WINDOW BOX FILM POOR SEALING 彩盒胶筒粘合不良
poor sealing borehole 封闭不良钻孔
poor heat sealing 热封不良
blister poor heat sealing 吸塑热封不良
POOR HEAT SEALING BLISTER 吸塑热封不良
The initial Shuttle design predicted neither foam debris problems nor poor sealing action of the Solid Rocket Booster joints.
航天飞机的初始设计即没有预料到泡沫脱落问题也没有预料到固体火箭助推器连接密封性能这么差。
The pneumatic throttle interlocking device solvent the problems in the prior art, including inflexible shape, inconvenient installation, high cost and poor sealing property.
解决了现有的技术存在的形状不灵活、不便于安 装、成本高、密封性差的问题。
The prior art has the defects of difficult machining of a valve port, poor sealing performance of the valve port, hard guarantee of internal leakage requirement, and the like.
现有技术存在阀口加工困难、阀口密封较差、内漏要求不易保证等缺陷。
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