1. Formation center tester(FCT) is made up of hydraulic power joint, double PACKER joint, opposing infuse joint, numeric pump exhausting joint, sensor joint and sampling tube joint. 钻井油气层测试器是由液压动力短节、双PACKER短节、反向注入短节、数字泵抽短节、传感器短节和取样筒短节组成的。
2. The shoulder is a complex joint which consists of sternoclavicular joint, clavicle, acromioclavicular joint, scapula, glenohumeral joint, proximal humerus and scapulothoracic joint. 肩关节是由胸锁关节、骨、锁关节、胛骨、肱关节、骨近端以及肩胛胸壁关节共同组成的复杂结构。
3. The material choice, moulding method, joint principle and shape design of hinge joint, hasp joint, clamp joint and press fit joint of normal plastics were introduced. 介绍常用塑料铰链联接、搭扣联接、卡夹联接、压力装配联接的联接件材料选择、成型方法、联接原理、形状设计等。
4. The material choice, moulding method, joint principle and shape design of hinge joint, hasp joint, clamp joint and press fit joint of normal plastics were introduced. 介绍常用塑料铰链联接、搭扣联接、卡夹联接、压力装配联接的联接件材料选择、成型方法、联接原理、形状设计等。
5. A red scarf appeared. A tall and slim girl was coming. And the hand- knitted scarf was especially eye-catching. 远远的，红围巾出现了，一个高高瘦瘦的女孩向钟楼这边走来，手工编制的红围巾特别醒目。
