double self-sticking 双面自粘
double-action self-closing door 双向自动关闭的门
direct insertion and double self-locking 直插式双自锁
double-row self-aligning ball bearing 双列自调式球轴承
Double polysilicon self-aligned 双层多晶硅自对准
Double-sided self-adhesive foil 双面自粘铝箔
double row self-aligning roller bearing 双列调心滚子轴承
Double-cultural-self 双文化自我
self-aligning double-row bearing 双列自动调心轴承
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