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【简答题】
称三相电路中,由于 =0 ,所以各相电路的计算具有独立性,各相 也是独立的,因此,三相电路计的可以算就归结为 来计算。
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举一反三
【单选题】发动机起动后,手刹释放的情况下,手刹灯一直亮,其原因不可能是:( )
A.
制动液泄漏
B.
摩擦衬片正常磨损，下降到最低液位以下
C.
驻车制动衬片磨完
D.
线路搭铁
【单选题】听力原文：M: Helen and I are thinking of renting a house at the beach in June. Are you interested? W: You? I guess it is cheaper then, but do you really think it will be warm enough? Q: What does the woman...
A.
It will be warm enough.
B.
It is very cold at the beach.
C.
She is very interested in it.
D.
She isn't interested in it.
【简答题】女性，40岁，体重增加、乏力、纳差、便秘半年；血清TSH60mU/L(正常0.6～4mU/L)，双下肢非指凹性水肿。甲状腺二度肿大，不平，呈橡皮样韧硬。根据临床表现，最先考虑下列哪项诊断A、甲状腺功能减退症 B、肾小球肾炎 C、肥胖症 D、甲状腺功能亢进症 E、心力衰竭 最可能的病因是A、结节性甲状腺肿 B、桥本病 C、肾小球肾炎 D、肝硬化 E、代谢综合征
【单选题】听力原文：M: Helen and I are thinking of renting a house at the beach in June. Are you interested? W: June? I guess it is cheaper then, but do you really think it will be warm enough? What does the woman m...
A.
She's very interested in the idea.
B.
She thinks they should invite more people.
C.
She can't afford a holiday in June.
D.
She's doubtful about the weather in June.
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