题目内容

超声波加工

查看答案
更多问题

小黄鱼的上下唇等长,前端呈尖形。

A. 正确
B. 错误

土壤有机质含量越高的土壤,其缓冲能力越弱

A. 正确
B. 错误

An administrator needs to be able to restore a mksysb created on SERVER_A using a 4MM tape drive, to SERVER_B that only has an 8MM tape drive. There is an additional server that has a 4MM drive at /dev/rmt0 and an 8MM drive at /dev/rmt1. Which of the following procedures should be followed to convert from the 4MM to 8MM format()

A. tcopy /dev/rmt0.1 /dev/rmt1.1
B. dd if=/dev/rmt0.1 of=/dev/rmt1.1
C. tar -xvf /dev/rmt0.1tar -cvf /dev/rmt1.1
D. cpio -ivcBDUM < /dev/rmt0.1cpio -ovcBDU>/dev/rmt1.1

醋酸铵在硫代硫酸盐镀银电镀液中的作用是()。

答案查题题库