bed joint

基本解釋

Describes the structure, working principle and operating method of a joints traction bed controlled by micro-processor.
介紹微電腦多關(guān)節(jié)牽引牀的結(jié)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(jīng)?；顒?dòng)你的指關(guān)節(jié)。
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(jié)理在煤層中普遍發(fā)育，它不僅是鑛井搆造研究的重要內(nèi)容，同時(shí)也是極其重要的工程地質(zhì)因素。