皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【单选题】
The place where a channel moves from along one bank of the river over to the other bank of the river is called a().
A.
draft
B.
cutoff
C.
draw
D.
crossing
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】黄果树、龙宫国家级风景名胜区地处 ( )市。A. 贵阳 B. 毕节 C. 安顺 D. 遵义
【单选题】竖曲线切线长 T 与竖曲线长度 L 的关系是。
A.
T = L /2
B.
T = L
C.
T = 2 L
D.
T = 3 L
【简答题】A.They were protected by a strong US Navy. B.They were supported by a well-developed railroad. C.Most crew members had experience on foreign ships. D.As part owners of the ships, captains got some of ...
【简答题】已知控制电路的梯形图如下,根据输入波形图,试画出输出波形图。
【单选题】已知竖曲线长度为L,切线长为T,则两者的关系是()。
A.
T=L/2
B.
L=T/2
C.
T=L
D.
L=3T
【多选题】无机结合料试验中养生时间主要有( )。
A.
7d
B.
28d
C.
56d
D.
90d
E.
180d
【单选题】公路纵断面上某一变坡点处: i1=4%, i2=-1%,竖曲线半径R=2000米,则该处竖曲线的切线长是( )。
A.
30m
B.
40m
C.
50m
D.
60m
【单选题】下列采用量本利分析法计算利润的公式中,不正确的是( )。
A.
利润=销售收入×变动成本率-固定成本
B.
利润=销售收入×边际贡献率-固定成本
C.
利润=(实际销售量-保本销售量)×单位边际贡献
D.
利润=安全边际额×边际贡献率
【简答题】A.They were protected by a strong United States Navy. B.They were supported by a well-developed railroad. C.Most crew members had experience on foreign ships. D.As part owners of the ships, captains g...
【单选题】赵某,男,56岁,全麻下行甲状腺癌切除术,术后麻醉未清醒时应采取
A.
帮助系统
B.
全补偿系统
C.
部分补偿系统
D.
支持-教育系统
E.
辅助系统
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题