To do this, we weight the hourly wage for each grade by its proportion of the total labor required to produce the product. 为此，把每一等级的小时工资，以生产这种产品所消耗的该等级劳动量占总劳动量的比重为权数，进引加权。
This writing analyses and studies loom cloth-roll checking for reducing the amount of labor of it, and obtaining the accurate and reasonable data. 本文对织机布卷的盘点进行分析和研究，以便减少织机市卷盘点的劳动量，并得到准确及时的数据。
