Weld preheating
[化] 焊前预热
🧩 词语组成解析
weld
[wɛld]
vt.& vi. 焊接;使紧密结合;
n. 焊接点;黄色植物染料;
[计] 预热的
🗣️ 情景例句
I don't feel right about it.
我觉得这样不对。
I haven't the slightest idea.
我一点儿都不知道。
He had often dreamed of retiring in England and had planned to settle down in the country.
过去他常幻想退休后到英国，并计划在乡间安顿下来。