数字控制器的设计方法主要有（）和直接设计方法两种。
简述筒子卷绕形式。
When used with reversing reduction gears, medium-speed diesel engines should be bolted to their foundations with fitted bolts at the drive end and clearance(loosely fitted) bolts in other locations √This is done to （） ["maintain alignment when the ship’s hull is working in heavy seas","ensure engine vibrations correspond to the natural frequency of the hull","permit the engine to expand away from the driven equipment as the engine heats up and expands","maintain engine thrust bearing clearance"]
在WORD文档中要想选定全文内容，下列操作中哪些操作可以实现？（） ["在文档左则用鼠标连续三次单击","按[Alt]+A键","按[Ctrlt]+A键","鼠标单击“编辑\/全选”","将光标移至文首，再在文尾按[Shift]+鼠标单击"]
客户经理在发起沃德品牌申请时，存在哪些流程与其互斥会导致沃德品牌申请不成功（） ["A.私人银行申请流程、沃德客户申请流程（同分行未签约）、交银客户申请审批流程（未签约）","B.交银短信签约流程（未签约）、沃德短信签约流程（同分行未签约）、快捷短信签约流程（未签约）","C.客户归属调整流程（未审批通过）","D.分行内部客户调入调出流程（未审批通过）、跨行客户调入调出流程（未审批通过）"]
最少拍随动系统的主要指标是（），而纯滞后系统的主要性能指标是超调量。
