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
One of my patients has a high fever,
我的一位病人发高烧，
Do you think the method of payment is OK for you?
你们认为结算方式合适吗？
She was born in 1966.
她生于1963年。