硅藻的 meaning in English

diatomaceous
diatomic

Water quality - guidance standard for the routine sampling and pretreatment of benthic diatoms from rivers
水质.河流中底栖硅藻的常规取样和预处理的指导性标准
The variation of nutrients in the survey area is mainly controlled by the combination of changjiang dilute water , taiwain warm current and the activity of plankton as well , and the control mechanism of nutrients also shows a seasonal variation in the survey area
42 . 52 . 6于促进硅藻的生长，较低则相对有利于甲藻生长:同时加磷对小型浮游动物的生长也有一定的从促进作用。
In this paper , the characteristic of ecological distribution of the order aulonoraphidinales has been discussed . the result showed that the characteristic influenced by regional climate and situation is not notable , but the influence from located water body is relatively obvious , the number and quantity of those species is richer in temporary water body , seep water beside lake and marsh , yet less in brook , river , lake and other water body
发现管壳缝目硅藻的分布受区域气候、地理位置等的影响并不显著，而受所处水体的小环境的影响较为明显，在临时性水体以及湖边渗出水、沼泽中管壳缝目硅藻的种类多，数量也多；而在溪流、河水、湖水等水体中种类和数量都很少。