Weighing filtration membrane is often used to get the dust concentration of environment.However,this method is discommodious and can not get the instantaneous transformation of dust concentration.
环境粉尘浓度的测定一般使用滤膜称重方法测
,该方法


,


到瞬
粉尘浓度的变化。
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(英语一) To quote him, he said that, " In this Hopi view, time disappears and space is altered, so that it is no longer the homogenous and instantaneous timeless space of our supposed intuitions or of classical Newtonian mechanics."
引
他的话,他说,“在霍皮族人看来,
间消失了,空间也被改变了,所以并没有同质和
的永恒空间,而这一思想完全不同于我们的假定直觉和经典牛顿力学。