讲解一下变压器中的————————? ... Mean Length per Turn of Winding的直译:磁路的平均长度 Surface Area of core的直译:磁芯(表)面积 Volume of core的直译:磁芯的体积 ...
基于1个网页-相关网页
That core, calculation suggests, takes up around 60% of the planet's volume, making it far larger than the cores of Venus, Earth and Mars, the solar system's other rocky planets.
由计算结果推测,地核占整个星球60%的体积,远比太阳系其他岩制行星,如金星,地球,火星中的比重大。
Next is the radiative zone, which extends from the core to 70 percent of the way to the sun's surface, making up 32 percent of the sun's volume and 48 percent of its mass.
接下来是辐射区,其范围从核心表面到太阳半径的70%处,占太阳总体积的32%,总质量的48%。
A technique for measuring the pore volume of a core sample from the difference in its weight when dry and when saturated with a liquid.
测量岩心样品被烘干后的体积以及被一种液体充满后的体积之差从而确定岩心样品孔隙体积的一种方法。
应用推荐