英语词汇proportion by weight怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

双语例句

1
The strength of the cement is low, the stability of volume is unqualified, primarily is to go together with raw materials mix proportion by weight what caused by inappropriate reasons .
水泥的强度低，安定性不合格，主要是配料不当的原因造成的。
2
A cup of filter coffee contains about three times as much caffeine as a cup of tea, although dry tea leaves do contain a higher proportion of caffeine by weight than coffee beans.
一杯过滤咖啡含有的咖啡因大约是一杯茶的3倍，尽管从重量上看，干茶叶所含咖啡因的比例确实比咖啡豆高。
3
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。

单词	proportion by weight
释义	proportion by weight 简明释义重量比：指两个或多个物质在混合物中的重量比例。网络释义短语 1 Mix proportion by weight 重量配合比双语例句 1 The strength of the cement is low, the stability of volume is unqualified, primarily is to go together with raw materials mix proportion by weight what caused by inappropriate reasons . 水泥的强度低，安定性不合格，主要是配料不当的原因造成的。 2 A cup of filter coffee contains about three times as much caffeine as a cup of tea, although dry tea leaves do contain a higher proportion of caffeine by weight than coffee beans. 一杯过滤咖啡含有的咖啡因大约是一杯茶的3倍，尽管从重量上看，干茶叶所含咖啡因的比例确实比咖啡豆高。 3 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。同近义词重量比 weight ratio
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