刀具的初始位置如图Ⅲ—6所示,当执行下列指令G91 G00 G43 Z-275.0 H01时,刀具端点位置在______处。
参考答案:D
Jill and Katy ________ with their class tomorrow. [ ]
A. are going to hiking
B. are going hiking
C. go to hiking
在国外,若期货机构中心相对或完全独立于期货交易所,期货交易所会员未必同时是结算机构会员,但结算机构会员必须是交易所会员。( )