Defectoscopy
探伤法, 探伤学X-ray defectoscopy X射线探伤法
🔁 扩展释义
【化】 探伤学
🗣️ 情景例句
Is this five-two-one double eight six-four?
这里是521-8864吗？
I played upstairs yesterday.
我昨天在楼上玩。
It is better to ask for help at the beginning rather than to wait until a busy period when everyone is rushed off their feet.
最好在开始工作时就请人帮忙，而不是等到大学都忙得不可开交的时候。