用于铸铁碳钢不锈钢和低合金钢的焊接。

For carbon steel and low alloy steel iron welding.

youdao

用途用于铸铁碳钢不锈钢和低合金钢的焊接。

For carbon steel and low alloy steel iron welding.

youdao

用途用于铸铁碳钢不锈钢和低合金钢的焊接。

For carbon steel and low alloy steel iron welding.

youdao