plastic expansion shell的意思|示意
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塑料膨胀壳
plastic expansion shell的网络常见释义
塑料胀壳 ... plastic drainage stack 塑料排水立管 plastic expansion shell 塑料胀壳 plastic film 塑料薄膜 ...
plastic expansion shell相关例句
Now appears a sort of plastic expansion shell bolt, which has strong expansion anchor-hold.
为了解决这一问题，出现了一种具有强胀锚力的塑料胀壳式锚杆。