问题
单项选择题
三支点式履带打桩架手杆安装好,履带驱动液压马达应置于()部,安装后的手杆,其下方搁置点应不少于()个。
A.前3
B.后3
C.前4
D.后4
答案
参考答案:B
三支点式履带打桩架手杆安装好,履带驱动液压马达应置于()部,安装后的手杆,其下方搁置点应不少于()个。
A.前3
B.后3
C.前4
D.后4
参考答案:B
CONVERSATION 2 (Questions 5-8)
Booking Theatre Tickets |
The speaker is a driving instuctor over (5) \r\n (6) instructor. Learning, from a private instructor is (7) than going to a big school. But at the moment the speaker is fully booked and his prices are quite (8) |