p.p1%2520%257Bmargin%253A%25200.0px%25200.0px%25200.0px%25200.0px%253B%2520text-align%253A%2520justify%253B%2520font%253A%252010.5px%2520Helvetica%257D%250Aspan.s1%2520%257Bfont%253A%252010.5px%2520%2526%252339%253BTimes%2520New%2520Roman%2526%252339%253B%257D 三相异步电动机的电磁转矩的大小与下列哪个量成正比?( )
A.
p.p1%2520%257Bmargin%253A%25200.0px%25200.0px%25200.0px%25200.0px%253B%2520text-align%253A%2520justify%253B%2520font%253A%252010.5px%2520Helvetica%257D 总机械功率;
B.
p.p1%2520%257Bmargin%253A%25200.0px%25200.0px%25200.0px%25200.0px%253B%2520text-align%253A%2520justify%253B%2520font%253A%252010.5px%2520Helvetica%257D 输出功率;
C.
p.p1%2520%257Bmargin%253A%25200.0px%25200.0px%25200.0px%25200.0px%253B%2520text-align%253A%2520justify%253B%2520font%253A%252010.5px%2520Helvetica%257D 输入功率;
D.
p.p1%2520%257Bmargin%253A%25200.0px%25200.0px%25200.0px%25200.0px%253B%2520text-align%253A%2520justify%253B%2520font%253A%252010.5px%2520Helvetica%257D 电磁功率。