问题
单项选择题
冷冻干燥可用水的三相图加以说明,三相点是
A.温度0.001℃,压力为613.3Pa
B.温度0.01℃,压力为613.3Pa
C.温度1℃,压力为613.3Pa
D.温度0.001℃,压力为713.3Pa
E.温度0.001℃,压力为603.3Pa
答案
参考答案:B
冷冻干燥可用水的三相图加以说明,三相点是
A.温度0.001℃,压力为613.3Pa
B.温度0.01℃,压力为613.3Pa
C.温度1℃,压力为613.3Pa
D.温度0.001℃,压力为713.3Pa
E.温度0.001℃,压力为603.3Pa
参考答案:B