2) the families below the low-grade
下品之下
1.
The poorest families were excluded from the three grades, and were regarded as “the families below the low-grade”.
吴简中的普通民户按财产分为上品、中品和下品三个等级,而一些赤贫户则被划在这三个等级之外,称为“下品之下”。
3) downstream products
下游产品
1.
Research advances in production of ethanol amine and its downstream products;
乙醇胺及其下游产品的研究现状
2.
Production,application and development of downstream products of dimethyl ether;
二甲醚的生产、应用及下游产品的开发
3.
Progress in production and application of downstream products of carbon disulfide;
二硫化碳下游产品的开发及应用进展
4) downstream product
下游产品
1.
This paper introduces the progress of domestic and foreign urea producing technologies, expounds the present situation of the urea production in China, and expounds several urea downstream products.
介绍了近年来国内外尿素生产技术的进展,探讨了国内尿素生产现状,阐述了几种尿素下游产品。
5) downhole samples
井下样品
6) underground samples
地下样品
补充资料：下品
【下品】
（术语）往生弥陀净土之人有九种类，其中之下三种曰下品。(参见：次)
（术语）往生弥陀净土之人有九种类，其中之下三种曰下品。(参见：次)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条