大家在查： SecureID summerboard bullfighters Rothehithe cattleyas 角锥体尔·亚历山大 RESEC tuhuo 比较缺乏

口进

口进

口进

1

Four cavities and a central gate are adopted in the mould , so that the quality of castings produced and the production efficiency are high.

该模具一模四腔，中心浇口进浇，铸件质量好，生产效率高；

4

5

the winch reel releases the rope when a second oil inlet of the bidirectional variable pump feeds liquid ;

该双向变量马达的第二进油口进液时，卷扬卷筒放绳；

6

Converter Water- Cooling Furnace Mouth Enter and Return Waterpipe Transform

转炉水冷炉口进、退水管改造

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