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 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。
Poor sealing effects of temperature probe of scroll of bearing box at air inlet side of the air compressor results in oil contamination of following pipeline of air compressor.
由于空压机进气侧轴承箱蜗壳温度探头密封效果不好，使空压机及其后续管道受到油污染。
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