倒车时,船舶推进轴系的下列部件中,同时承受拉伸应力与扭转应力的有()①尾轴②中间轴法 发布时间:2020-12-11 01:20 │ 来源:www.tikuol.com 题型:单项选择题 问题: 倒车时,船舶推进轴系的下列部件中,同时承受拉伸应力与扭转应力的有()①尾轴②中间轴法兰连接螺栓③推力块④中间轴A.①②B.②③C.③④D.①④
题型:单项选择题 –Kate, do you know ________ it is from here to the gym?–About twenty minutes’ walk.A.how longB.how farC.how soonD.how often 查看答案