搜题请搜索小程序“爱下问搜题”
问题 单项选择题

对于双管路行车制动系统，说法错误的是（）

A.该系统没有紧急制动部分

B.该系统有手柄带软轴直接操纵制动器的停车制动

C.该系统比带紧急制动的制动系统差一些

D.该系统比普通的不带紧急制动的单管路制动系统制动可靠性、安全性要低

答案

参考答案：D

单项选择题

The (1) is a general description of the architecture of a workflow management system used by the WFMC, in which the main components and the associated interfaces are summarized. The workflow enactment service is the heart of a workflow system which consists of several (2) . In a workflow system, a process is specified using the process definition tool. Usually, processes are defined in terms of a (3) , which consists of (4) indicated using a circle, and (5) shown as a rectangle. These two components can be linked by means of a directed arc.

4（）

A．resources

B．places

C．positions

D．conditions
查看答案
多项选择题

以下哪几项符合耳蜗性耳硬化特征的是（）

A.咽鼓管功能良好

B.双侧非对称性进行性传导性聋

C.有耳硬化家族史

D.Ad型鼓室导抗图

E.骨导纯音曲线上有卡哈切迹
查看答案