从具有不同骨料粒度的立方浇注块中切出方形板块.Square slabs were cut from cubes cast with various aggregate sizes.此面积的大小由骨料粒度决定.The aggregate size determines the area.膨胀性粘土缺乏细料部分,故必须添加其它骨料.The lack of fine fractions in the expanded clay necessi...
把它们相加再除以5就是平均数，明白吗？Add them together, divide by five, and you've got the average. Okay?量一下温室的建筑面积再将它除以6。Measure the floor area of the greenhouse and divide it by six.230厘米除以22厘米等于10.45厘米。230cm divided by 22cm is 10....