He ______ his new job with confidence.
A. set out
B. set about
C. set off
D. set down
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She did not put on airs, but was ______ to all.
A. graceful
B. graceless
C. gracious
D. grateful
采用液压驱动的工业机器人,其液压力可以达到( )MPa。
A. 0.5
B. 1
C. 7
D. 100
Eying Huckberry ______, Tom could hardly believe that his long lost friend was standing before him.
A. from top to toe
B. from head to feet
C. from hair to nail
D. from head to toe
CNC装置用于数字控制的信息处理流程是( )。
A. 输入→译码→预处理→插补→位置控制
B. 输入→译码→预处理→位置控制→插补
C. 输入→预处理→译码→位置控制→插补
D. 输入→预处理→译码→插补→位置控制