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【判断题】
气缸有效压力越高、发动机转速越高,对机油的使用级要求越高。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【简答题】下列反应的 Q p 和 Q V 有区别吗? ( 1 ) 2H 2 (g)+O 2 (g)=2H 2 O(g) ( 2 ) NH 4 HS(s) = NH 3 (g)+H 2 S(g) ( 3 ) C(s)+O 2 (g)=CO 2 (g) ( 4 ) CO(g)+H 2 O(g)=CO 2 (g)+H 2 (g)
【简答题】A．It is interesting. B．It is boring. C．It is exciting. D．It is challenging.
【简答题】A．It is interesting and exciting. B．It is perfect without any limitations. C．It is supported by the government. D．Its conclusion can be universally accepted.
【简答题】A．It is interesting and exciting. B．It is perfect without any limitations. C．It is supported by the government. D．Its conclusion can be universally accepted.
【简答题】人们用“沉鱼落雁,闭月羞花”指代表中国古代四大,其中“沉鱼”指的是 。 “落雁”指的是 。 “闭月”指的是 。 “羞花 ”指的是 。(名字间请用空格隔开)
【单选题】What does the man think of the play?
A.
It is interesting.
B.
It is not interesting.
C.
It is good.
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