发布时间:2025-01-19 16:07:00
胀好杯形口,母材插入深度,充氮,调整中性焰,加热,接近暗红色时,上磷铜焊条,将焊料熔化后流进缝隙,充满后,离火,降温后,停氮,OK,要多练习。祝你好运!
我是增城市人在农村自建房子但装修已经无钱想提取公积金但是问题来了
2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00 2025-01-19 16:07:00