WT-18型号钻机空压机传动皮带应是()根。
A.4
B.6
C.8
D.10
参考答案:B
______in four different countries, Jessie is a typical third culture kid, the term of which refers to children who spend a period of time in one or more cultures.
A.Bring up
B.Having brought up
C.Bringing up
D.Brought up
关于拱形涵、盖板涵施工技术要点的说法,正确的有()。
A.依据道路施工流程,可采取整幅施工或分幅施工
B.挖方区的涵洞基槽开挖应符合设计要求,且边坡稳定
C.拱圈和拱上端墙应由两侧向中间同时、对称施工
D.填方区的涵洞应在填土至涵洞基底标高后,及时进行结构施工
E.遇有地下水时,应先将地下水降至基底以下方可施工