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螺旋桨叶背风的一边叫做：（）.
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举报参考答案：
举一反三
【单选题】调距桨是用改变桨叶角度的方法去适应（）。
A.
水流的变化
B.
船舶航行工况的变化
C.
螺旋桨水涡流的变化
D.
螺旋桨进程的变化
【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
【多选题】PROTOSM8供料成条机陡角输送机上桨叶辊的主要作用是()。
A.
A、将多余的烟丝从陡角输送带上刮掉
B.
使陡角输送带上烟丝就会均匀分布
C.
监测陡角输送带上是否有异物
D.
辅助烟丝进入Z形梗丝分离装置
【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
相关题目：
【单选题】调距桨是用改变桨叶角度的方法去适应（）。
A.
水流的变化
B.
船舶航行工况的变化
C.
螺旋桨水涡流的变化
D.
螺旋桨进程的变化
【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
【多选题】PROTOSM8供料成条机陡角输送机上桨叶辊的主要作用是()。
A.
A、将多余的烟丝从陡角输送带上刮掉
B.
使陡角输送带上烟丝就会均匀分布
C.
监测陡角输送带上是否有异物
D.
辅助烟丝进入Z形梗丝分离装置
【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
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