问题
单项选择题
适合于挖掘淤泥、砾石、卵石和黏性土，而不适合挖掘细砂和粉砂土的挖泥船是______。
A．抓扬式挖泥船
B．铲扬式挖泥船
C．耙吸式挖泥船
D．链斗式挖泥船
答案
参考答案：A
解析： 挖泥船有吸扬式、链斗式、抓扬式和铲扬式等几种形式。抓扬式挖泥船适合于挖掘淤泥、砾石、卵石和黏性土，而不适合挖掘细砂和粉砂土。
搜题请搜索小程序“爱下问搜题”
适合于挖掘淤泥、砾石、卵石和黏性土，而不适合挖掘细砂和粉砂土的挖泥船是______。
A．抓扬式挖泥船
B．铲扬式挖泥船
C．耙吸式挖泥船
D．链斗式挖泥船
参考答案：A
解析： 挖泥船有吸扬式、链斗式、抓扬式和铲扬式等几种形式。抓扬式挖泥船适合于挖掘淤泥、砾石、卵石和黏性土，而不适合挖掘细砂和粉砂土。
My _ _ home is in the country (乡下). The air there is fresh and it is _ _. My house is very beautiful. _ _ three floors. There is a river _ _ my house and behind _ _ is a big garden. I can _ _ trees and flowers in it .I like _ _ green everywhere and green is my _ _ color. I like to work in the _ _ and fish in the river. I’d like to invite my friends at my home .Then we can chat and play games. How _ _ we are.
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