Thus a proportion of the total volume of any sediment, loose or cemented, consists of empty space.

因此，无论是疏松或胶结，沉积物总体积都有一部分是由空隙组成的。

youdao

Although a small proportion of the total population, this perhaps had a massive local impact when a large proportion of the young men were removed from an area.

虽然在总人口中所占比例很小，但当很大比例的青年男子被迫迁出某一地区时，可能对当地产生巨大的影响。

youdao

Publishers argue that printing and distribution represents a small proportion of the total cost of making a book.

电子书倒底值多少钱仍存争议。 而出版商辩称印刷、分销书籍的成本只占总成本很小的一个比例。

youdao

Its aim will be to double the total proportion of adult cancer patients entering trials within three years.

BBC: Cancer research

In fact, all four times in the past 80 years when marginal income tax rates were lowered, the proportion of total income taxes paid by the top 1% of earners increased, and the proportion paid by the lower 50% of income decreased.

FORBES: The Fiscal Cliff Is Built On A Mountain Of Ignorance

As a proportion of total fixed-assets investment the figures suggest little change (14% to 16%).

ECONOMIST: Governing China