By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine The device most commonly used is a
A.tachometer
B.pyrometer
C.dynamometer
D.calorimeter
第1题:
A、may not
B、can’t
C、might not
D、mayn’t
第2题:
In Britain people _____________ four million tons of potatoes every year.
A) swallow B) dispose
C) consume D) exhaust
C看意思就知道了 在英国,人们每年消耗四万顿马铃薯。A吞咽B处理C消耗d耗尽(表示人精神耗尽)
第3题:
---- Look! The man at the gate ________ be our headmaster. He is always standing there every morning.
--- - No, it ________ be him. He is holding a meeting in the office now.
A.must, can’t B.must, mustn’t C.can’t, can’t D.can’t, mustn’t
第4题:
A.Must; needn’t
B.Can; can’t
C.May; mustn’t
D.Can; mustn’t
第5题:
如果表达式--X+y中,--是作为成员函数重载的,+是作为成员函数重载的,则该表达式还可为
A.y.operator+(x.operator--(0))
B.y,operator+(x.operator--( ))
C.y.operator+(operator--t(x,0))
D.operator+(x.operator- -t( ))
第6题: