微粒物质的英文怎么说

微粒物质的英文：
particulate matter

The sandlike granular material of urinary calculi.
结石泌尿结石的沙状微粒物质

Particulate matter includes particles from molecular size to greater than 10Mm in diameter.
微粒物质包括从分子大小到直径大于10毫米的粒子。

particulate contaminant
粒状污染物

Do you know the function of the particulate?
你知道这种颗粒的特性吗？

The company has pledged to control particulate emissions.
该公司已经承诺控制粒子排放物。

A special group was organized to dig up the particulate of the case.
成立了一个专门小组来查明该案件的各个细节。

Pulverized particulate matter ejected by volcanic eruption.
火山灰火山爆发喷射出来的粉末状颗粒物质

be of importance;matter
有重要性;有关系

It is no laughing matter.
这没有什么可笑的。

deposited matter
沉积物|沉淀物

It makes no matter.
那无关紧要。

This is a matter of no account.
这是一件无关紧要的事。