The heated feed-water entering any flash chamber of a flash-type evaporator will()
A. vaporize, with the un-flashed water remaining at the temperature at which it entered the flash chamber
B. vaporize, with the un-flashed eater equalizing to the saturation conditions existing in the f lash chamber
C. vaporize, with the remaining water a t a temperature greater than it entered the flash chamber
D. boil, allowing steam bubbles to rise through the brine at the bottom of the flash chamber
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因为互联网是虚拟空间,所以公民网络行为可以不遵守社会公德规范。
A. 正确
B. 错误
数学精度、计算质量与观测质量均是属于GPS测量成果()的质量子元素。
A. 数据质量
B. 点位质量
C. 资料质量
D. 附件质量
电流所经过的路径叫做(),通常由()、()和()三部分组成。