这句话如何理解?(与焊后热处理有关的)? Post-weld heat treatment should preferably be carried out in a furnace. 注:这是前一句,求助的划线句子后面为空) Heating of portions of equipment items to heat treat welded joints is allowed under the provision of the Stoomwezen Standards (W0701, para4.4). 查看更多7个回答 . 3人已关注