发布时间:2025-02-03 16:49:45
焊接电流大时--焊把线就相对要粗些,焊接电流乘以0.2---0.35左右为焊接电缆平方数,(只是大概数字)要买焊机和线请找唐山嘉华机电0315-2877199
家里厨房瓷砖下面的水管漏水要砸开重新接我怎样才可以查到房屋原来的水管走向和接头呢
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