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【单选题】
一台并励直流发电机在额定状态运行,现停机后改变原动机转向重新起动,则该发电机( )。A.
不能自励
B.
能自励，但电压极性不改变
C.
能自励，但电压极性改变
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【简答题】And yet no amount of government support can convince Mr, Eira that his livelihood, intractably entwined with the reindeer, is not about to change. Like a Texas cattleman, he keeps the size of his herd...
【单选题】According to the government, air quality in Olympic zone keeps ____.
A.
i mprove
B.
to improve
C.
i mproving
D.
improved
【简答题】acute, inspection, microbes, genetically, c ontaminated, biotechnology, keeps watch over, clean up, refrigeration, certification Every year, enough food falls through the safety net to kill at least 9...
【单选题】The price of things keeps rising, so the workers ask the government to ________ their pay.
A.
rise
B.
drop
C.
cut
D.
raise
【单选题】职业道德的内容与职业实践活动紧密相连，反映着特定职业活动对从业人员行为的道德要求，每一种职业道德都只能规范本行业从业人员的执业行为，在特定的职业范围内发挥作用。这体现了职业道德的（）。
A.
职业性
B.
多样性
C.
纪律性
D.
继承性
【简答题】Put the following into Chinese. You can begin a word processing service out of your home, open a car repair center, start a restaurant, or go about meeting others ’ wants and needs of your community. ...
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