将电路板放置在焊台上，针对需要焊接的通孔元件管腿，选择合适的喷锡口，启动波峰焊接。
The circuit board is placed in the welding stage, the pins through hole components welding, choose appropriate spray tin, soldering start.
以及子公司生产的尼龙波纹管和各种规格的度锡铜丝产品。
Some subsidiaries produce corrugated nylon tubes and tinned copper wires of every size.
大容量60加仑热镀锌外壳，浸锡与单一规管机构负责人。
Large capacity 60 gallon galvanized shell and hot tin dipped head with single regulator.
大容量60加仑热镀锌外壳，浸锡与单一规管机构负责人。
Large capacity 60 gallon galvanized shell and hot tin dipped head with single regulator.
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