基本解释铆钉托杆；铆钉顶棒英汉例句双语例句The smallest load capable of maintaining the bar in a slightly bent form is called the critical or bucking load.使杆保持稍微弯曲形状的最小载荷称为临界载荷或临界压曲载荷。词组短语短语bucking of a bar 杆屈曲专业释义机械工程铆钉托杆