判断题
正确(↓↓↓ 点击‘点击查看答案’看答案解析 ↓↓↓)
forward shipmentforward shipment
未知题型forward shipmentforward shipment
当表面层具有残余压应力时,可以显著提高材料的强度和疲劳强度。
判断题当表面层具有残余压应力时,可以显著提高材料的强度和疲劳强度。
Complete the sentences with words from Exercise A on pa...
未知题型Complete the sentences with words from Exercise A on page 2