【单选题】You are attempting to parallel two AC generators, and the synchroscope(同步器) pointer is revolving in the fast direction. This indicates that the frequency of the incoming machine is ______.
A.
higher than the bus frequency
B.
lower than the bus frequency
C.
the same as the bus frequency but out of phase with it
D.
the same as the bus frequency and the circuit breaker may be closed at any pointer position
【判断题】绿叶蔬菜沙拉使用新鲜的生菜或其他绿叶青菜为原料。包括生菜、菠菜、意大利菊苣、波士顿和水田芹等。
【单选题】患者女,70岁。患慢性肺源性心脏病5年。现出现下肢水肿,喘息严重并呈端坐呼吸。为警惕患者发生肺性脑病,护理人员应注意观察
【判断题】凝固型酸乳是先发酵后灌装,而搅拌型酸乳是先灌装后发酵。
【简答题】婴儿出生第三天,进行沐浴,用艾熬水,给小孩洗澡,叫做____。
【单选题】You are attempting to parallel two AC generators and the synchroscope pointer is revolving in the slow direction. This indicates that the frequency of the incoming machine is
A.
higher than the bus frequency
B.
lower than the bus frequency
C.
file same as file bus frequency but out of phase with it
D.
the same as the bus frequency, and the circuit breaker may be closed at nay pointer position
【单选题】You have heard of him, _____? [ ]
【简答题】—You need to start exercising again, I guess. —Well, I have been attempting ________ (eat) less recently. But as you know, my mother is such a good cook.
【单选题】建筑工程中,以下不属于“四新”范畴的是()。