On CA6140, when spindle rotating clockwise, the maximum speed is () r/min .
A.1580
B.1400
C.440
D.1200
A.1580
B.1400
C.440
D.1200
A、a metaphysical representation of the WTO, deriving from Edgar Rice Burroughs' Princess of Mars.
B、an early version of the Russian Ice-breaker of the Dnieper-Alang class.
C、a capital-intensive industry.
D、competing with pollution-producing industries in countries outside of India.
A、realizing the longitudinal feed motion of the tool rest
B、realizing the transverse feed motion of the tool rest
C、providing the spindle with forward and reverse speed at all levels
D、realizing the longitudinal and transverse fast feed motion of the tool rest
A、thread rod
B、feed rod
C、worm shaft
D、spindle
A、spindle uint
B、unloading pulley
C、clutch
D、sliding gears
A、half nuts mechanism
B、Interlock mechanism
C、unloading pulley
D、over-run clutch
A、Interlock mechanism
B、safety clutch
C、over-run clutch
D、friction clutch
A、2f横 =f纵.
B、4f横 =f纵
C、f横 =2f纵
D、f横 =4f纵
为了保护您的账号安全,请在“简答题”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!