皮皮学，免费搜题
登录
搜题
【简答题】
为了提高4WG-65Ⅱ型液力变矩器在高转速比时的传动效率，设有（）当涡轮转速达到泵轮转速的80%时涡轮与泵轮自动地为一体，成为刚性连接，液力变矩器就失去了液力传动的特性，变成刚性的机械传动。
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】The headmaster told us ____ football in the teaching building.
A.
to not play
B.
not to play
C.
not playing
D.
not played
【单选题】声明一个自定义类,下列写法正确的是:( )
A.
class Class_name() {}
B.
class Class_name {}
C.
function Function_name {}
D.
function Function_name () {}
【单选题】The boy with two dogs _____ in the yard when the earthquake rocked the city．
A.
is playing
B.
was playing
C.
are playing
D.
were playing
【单选题】Susan will come to watch him ______ at Wimbledon this week.
A.
played
B.
play
C.
to play
D.
playing
相关题目：