问题
单项选择题
电动调节阀动作过于频繁,压力在设定压力上下范围波动的可能原因是()
A.驱动头故障
B.信号故障
C.参数设置不合理
D.入口压力过高
答案
参考答案:C
电动调节阀动作过于频繁,压力在设定压力上下范围波动的可能原因是()
A.驱动头故障
B.信号故障
C.参数设置不合理
D.入口压力过高
参考答案:C
Ⅳ.写作(共两节,满分40分) 第一节、基础写作(共1小题,满分15分) 假设你是广东外语外贸大学的学生会 * * ,接广州亚运会组委会通知,在本校招募100名亚运志愿者,志愿者必须同时具备以下招募条件。
写作要求: 只能用5个句子表达要表达的内容。 评分标准: 句子结构准确;信息内容完整;篇章结构连贯。 Dear students in Guangdong University of Foreign Studies, Guangzhou Asian Games Organizing Committee has informed us that 100 |Asian Games volunteers will be recruited in our university, who must meet all of the following conditions. __________________________________________________________________ Those who are voluntary in taking part in the glorious service, please send your resume to the email address studentunion@gfs.edu to sign up before March 30th. The office of the Student Union will contact the chosen candidates for an interview before April 10th. |