The machines start to wear down, they don't make as many nuts and bolts as they used to.
机器开始出现磨损,螺母和螺钉的产量不如从前了。
来源:《柯林斯高阶英汉双解学习词典》She has invented a nifty little gadget for undoing stubborn nuts and bolts.
她发明了一种灵巧的小工具用来松开紧固的螺母和螺栓.
来源:《简明英汉词典》Somebody forgot to bring along the U-bolts to clamp the microphones to the pole.
有人忘了带把麦克风固定在支架上的U形螺栓。
来源:《柯林斯高阶英汉双解学习词典》Ensure that the frame is securely fixed to the ground with bolts.
确保用螺栓把框架牢牢地固定在地面上。
来源:《柯林斯高阶英汉双解学习词典》Influence of Temperature on Ultrasonic Measurement of Axial Stress in High Strength Bolts
温度对螺栓紧固应力超声测量的影响研究
来源:互联网摘选锚杆动载响应和轴向应力分布规律数值分析
来源:互联网摘选Influence of shear stress on the ultrasonic measurement of the axial stress of high strength bolts
扭转剪应力对螺栓紧固应力声弹性测量的影响研究
来源:互联网摘选
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