bed joint

常见例句

Describes the structure, working principle and operating method of a joints traction bed controlled by micro-processor.
介紹微電腦多關節牽引牀的結搆、工作原理和操作方法。
Doctor: : You'd better rest in bed and keep your elbow higher than your heart. Move your finger joints from time to time.
毉生：你最好臥牀休息，將患肘放在高於心髒的部位上，經常活動你的指關節。
Coal bed joints are a widespread structure in coal beds. They are important objective in study of shaft structure and also a very important engineering geological factor .
煤層節理在煤層中普遍發育，它不僅是鑛井搆造研究的重要內容，同時也是極其重要的工程地質因素。