动力黏度单位A．cm-1B．pa•SC．mm2/sD．μlE．kPa_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

动力黏度单位

A．cm-1
B．pa•S
C．mm2/s
D．μl
E．kPa

答案

参考答案：B

选择题

A 78-year-old retired engineer has built a capsule hotel for Beijing’s “ant tribe”. Among the 6 volunteers to try out the apartments on April 3____ Sun Changyun, a college student from Shenyang.

判断题

安全阀回座压力通常是指安全阀即将起跳的压力。