【单选题】对舷侧为横骨架式的首尖舱区域,其加强方法有() ①设置垂向间距不大于2m的强胸横梁 ②在强胸横梁处设置舷侧纵桁 ③设置升高肋板 ④肋骨间距应取1.0m
【简答题】The woman has asked the kid to ________
the grass.A. keep
away B. keep
off C. keep
out D. keep in
【判断题】装用高摩擦式差速器汽车的通过性要比装用普通锥齿轮差速器的汽车的通过性好。
【单选题】The woman has asked the kid to the grass.