WeightperVolume: Tons per Cubic Yard, Pounds per Cubic Yard, and Kilograms per Cubic Meter.
重量每卷：吨立方码，磅每立方码，和公斤每立方米。
2
Bulk density is defined as the weightper unit volume of loosely tipped fuel.
堆积密度是指每单位重量的体积松散倾斜燃料。
3
Moreover, the application of angle-count cruising to calculating the stand volume, standard stock number, stand weight and stock number per unit area, is discussed.