When the prime movers of two paralleled generators are equipped with mechanical- hydraulic governors, and are operating within their designed range, the unit with the least amount of speed droop will ().
A. pick up more of any increase in load
B. pick up less of any increase in load
C. share an equal amount of any increase in load
D. drop an equal amount of any decrease in load
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用氧化还原发测得某试样中铁的质量分数为:20.01%,20.03%,20.04%,20.05%,分析结果的标准偏差为()
A. 0.01479%
B. 0.0148%
C. 0.015%
D. 0.017%
《兴业银行标准仓单质押授信业务管理办法》中所称的交易所包括()
A. 上海期货交易所
B. 郑州商品交易所
C. 大连商品交易所
D. 上海黄金交易所