创建自己的小题库
搜索
【单选题】
配以“防渔网防阻装置”的x后密封装置，其“防渔网防阻装置”主要特点是（）。
a．所有零件都是分成两半的结构；
b．在坞内安装或检查时不用拆螺旋桨；
c．防护环更换方便；
d．防磨衬套更换方便；
e．防护环可以追随轴回转。
A.
a～d
B.
a+b+c+e
C.
c+e
D.
a+c+d+e
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈
收藏
举报参考答案：
举一反三
【单选题】气缸或液压缸主要由以下部分组成:缸筒、_________、_________、_________、密封装置。( )(选择最合适的)
A.
缸底、活塞、活塞杆
B.
缸底、缸盖、排气装置
C.
缸底、活塞、导向套
【单选题】螺旋桨推力功率THP为()。
A.
船舶主机发出的功率与传递效率的乘积
B.
螺旋桨发出的推力与螺旋桨进速(对水)的乘积
C.
螺旋業发出的推力与船速(对水)的乘积
D.
船舶阻力与船速的乘积
【单选题】Amphibious vehicles, those that can move on both land and water, have been in use for a number of years, but while most of them were fairly fast on land, they moved quite slowly when they were functio...
A.
the sidewall ACV
B.
Mountbatten Class hovercraft
C.
Cockerell’s ACV
D.
Sedam N500
【单选题】Amphibious vehicles, those that can move on both land and water, have been in use for a number of years, but while most of them were fairly fast on land, they moved quite slowly when they were functio...
A.
are moved forward by propellers
B.
travel on a cushion of air
C.
are lifted up by a flexible rubber "skirt"
D.
move faster on land than on water
【单选题】对油密封装置固定在端盖上的氢冷同步发电机端盖的拆装步骤是()。
A.
先拆端盖人孔门，再分解油密封装置，再拆端盖
B.
先分解油密封装置，再拆端盖人孔门，再拆端盖
C.
先拆除端盖，再分解油密封装置，后拆端盖上人孔门
D.
先拆端盖上人孔门，再拆端盖，后拆油密封装置
相关题目：
【单选题】气缸或液压缸主要由以下部分组成:缸筒、_________、_________、_________、密封装置。( )(选择最合适的)
A.
缸底、活塞、活塞杆
B.
缸底、缸盖、排气装置
C.
缸底、活塞、导向套
【单选题】螺旋桨推力功率THP为()。
A.
船舶主机发出的功率与传递效率的乘积
B.
螺旋桨发出的推力与螺旋桨进速(对水)的乘积
C.
螺旋業发出的推力与船速(对水)的乘积
D.
船舶阻力与船速的乘积
【单选题】Amphibious vehicles, those that can move on both land and water, have been in use for a number of years, but while most of them were fairly fast on land, they moved quite slowly when they were functio...
A.
the sidewall ACV
B.
Mountbatten Class hovercraft
C.
Cockerell’s ACV
D.
Sedam N500
【单选题】Amphibious vehicles, those that can move on both land and water, have been in use for a number of years, but while most of them were fairly fast on land, they moved quite slowly when they were functio...
A.
are moved forward by propellers
B.
travel on a cushion of air
C.
are lifted up by a flexible rubber "skirt"
D.
move faster on land than on water
【单选题】对油密封装置固定在端盖上的氢冷同步发电机端盖的拆装步骤是()。
A.
先拆端盖人孔门，再分解油密封装置，再拆端盖
B.
先分解油密封装置，再拆端盖人孔门，再拆端盖
C.
先拆除端盖，再分解油密封装置，后拆端盖上人孔门
D.
先拆端盖上人孔门，再拆端盖，后拆油密封装置
参考解析：
AI解析
重新生成
题目纠错 0
发布
