皮皮学，免费搜题
登录
搜题
【简答题】
平屋顶的隔热措施有哪些 ?
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】在页面被请求的时候动态插入一个文件的动作是( )
A.
jsp:include
B.
jsp:useBean
C.
jsp:setProperty
D.
jsp:forward
【单选题】When comparing twin screw tug to single-screw tugs，which statement about a twin-screw tug is FALSE ().
A.
If one engine fails，you do not lose control of the tow
B.
It is more maneuverable
C.
It develops more bollard pull for the same horsepower
D.
It is generally subject to more propeller damage from debris in the water
【单选题】In a _____ the center screw is driven and the outer screws idle.
A.
single screw pump
B.
double-screw pump
C.
triple screw pump
D.
centripetal pump
相关题目：