surface of bat 中文意思是什麼
surface of bat
解釋
拍面-
Screw bat of feed hopper abopted with alloysteel, special handing on surface, durabie in heat, wear and corrosion
螺桿料筒採用優質合金鋼,表面氮化處理,耐熱、耐磨、耐腐蝕。
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