1.从水龙头流出的水,在流量不变的前提下,由于流速变大,压强变小,可是怎么横截面积反而变小呢2.高压锅限压阀的质量为70g,排气孔的横截面积是10mm²,则它在工作时,内部水蒸气的最大压强
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/01 23:28:21
![1.从水龙头流出的水,在流量不变的前提下,由于流速变大,压强变小,可是怎么横截面积反而变小呢2.高压锅限压阀的质量为70g,排气孔的横截面积是10mm²,则它在工作时,内部水蒸气的最大压强](/uploads/image/z/1459442-2-2.jpg?t=1.%E4%BB%8E%E6%B0%B4%E9%BE%99%E5%A4%B4%E6%B5%81%E5%87%BA%E7%9A%84%E6%B0%B4%2C%E5%9C%A8%E6%B5%81%E9%87%8F%E4%B8%8D%E5%8F%98%E7%9A%84%E5%89%8D%E6%8F%90%E4%B8%8B%2C%E7%94%B1%E4%BA%8E%E6%B5%81%E9%80%9F%E5%8F%98%E5%A4%A7%2C%E5%8E%8B%E5%BC%BA%E5%8F%98%E5%B0%8F%2C%E5%8F%AF%E6%98%AF%E6%80%8E%E4%B9%88%E6%A8%AA%E6%88%AA%E9%9D%A2%E7%A7%AF%E5%8F%8D%E8%80%8C%E5%8F%98%E5%B0%8F%E5%91%A22.%E9%AB%98%E5%8E%8B%E9%94%85%E9%99%90%E5%8E%8B%E9%98%80%E7%9A%84%E8%B4%A8%E9%87%8F%E4%B8%BA70g%2C%E6%8E%92%E6%B0%94%E5%AD%94%E7%9A%84%E6%A8%AA%E6%88%AA%E9%9D%A2%E7%A7%AF%E6%98%AF10mm%26sup2%3B%2C%E5%88%99%E5%AE%83%E5%9C%A8%E5%B7%A5%E4%BD%9C%E6%97%B6%2C%E5%86%85%E9%83%A8%E6%B0%B4%E8%92%B8%E6%B0%94%E7%9A%84%E6%9C%80%E5%A4%A7%E5%8E%8B%E5%BC%BA)
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