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“stainless steel pump”造句,怎麼用stainless steel pump造句

造句1.28W

Arcylic container and stainless steel pump, has two sizes for your choice.

stainless steel pump造句

Therefore transportation of sulphuric acid valve is usually a high silicon iron pump (casting and machining difficult), high-alloy stainless steel pumps (on the 20th alloy) manufacturing.