票插须安装在厚度为()的槽型钢板托上,用螺栓紧固,焊于规定位置。
参考答案:2mm
After gaining my Ph D,_____________________.
A.the diploma will qualify me for the job of working in the university
B.it is likely for me to be employed by the university
C.I will be employed by the university
D.the university will employ me
通风机铭牌上标示的风压指的是( )。
A.全压
B.动压
C.静压
D.以上均有可能