cement valve 中文意思是什麼
cement valve
解釋
回壓凡爾-
Cement bags making machine is specialized for making cement bags processes compounded plastic woven bags. this machine can print the cement bags with multi - color on both sides, m - fold it and hot cut it by valve - shape saw tooth - like blades
水泥袋專用制袋機用於塑料編織袋復合工序后,需進行的多色雙面印刷移位折
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