【判断题】李斯特有大量粉丝,深受贵族妇女的欢迎,是沙龙中的常客。
【简答题】革兰氏染色结果,G-为 色,G+为 色。
【单选题】一中年妇女,双侧乳房肿块一年余,肿块呈颗粒状,活动度好,表面光滑,边界不清,常在月经前疼痛加剧,月经后减轻,伴胸闷胁痛、心烦口苦、腰膝酸软,舌淡苔薄,脉弦细,治疗方剂可选用
【单选题】What is the purpose of the alternator reverse power trip?
A.
To prevent the alternator from “motoring” by being supplied power from other parallel alternator
B.
To prevent parallel operation if the excitation field voltage is reversed
C.
To prevent the alternator from being paralleled if it is out of phase with the main switchboard
D.
To give automatic disconnection of the circuit breaker when you are taking the alternator off the switchboard