微粒的

At last,the optimized formula composition and technique of preparation were obtained by orthogonal design,and long-circulating praziquantel liposome was prepared.

在建立吡喹酮含量测定方法的基础上，通过葡聚糖凝胶柱色谱法、显微镜法、激光散射法等定性及定量方法考察脂质体的包封率、微粒外观、粒径及其分布等指标。

Oil-soluble Ag2S nanoparticles surface-modified by dialkyldithiophosphate were prepared by chemical synthesis.The synthesized Ag2S nanoparticles were characterized by transmission electron microscopy,X-ray powder diffraction spectroscope and UV-vis spectrophotometer.The friction and wear tests were carried out by a DF-PM dynamic and static friction tester.

在水醇混合介质中，采用同阳离子共沉淀法合成了有机化合物表面修饰的Ag2S纳米微粒，在高速钢基底上制备成膜，研究了它的摩擦学特性。

Each atom consists of atomic particles, called fermions.

每个原子是由叫做费密子的原子微粒构成的。

The carbon filter can capture more than140 different contaminants, including lead, mercury, fibro, radon, dirt and particulates as small as 0.2 microns in size (1/500th the diameter of a human hair).

活性碳滤心能减少超过140种污染物，包括铅、水银、石棉、氡、污垢及小至0.2微米的微粒(约人类头发直径的1/500)。

The effects of the factors,such as the heat treatment and TiO2 content,on the catalytic property were investigated.

以亚甲基蓝为目标污染物研究了该催化剂的催化性能，并探讨了热处理温度、复合微粒中TiO2含量等因素对催化活性的影响。

The effects of the factors, such as the heat treatment and TiO2 content, on the catalytic property were investigated.

以亚甲基蓝为目标污染物研究了该催化剂的催化胜能，并探讨了热处理温度、复合微粒中TiO2含量等因素对催化活性的影响。

Homogenous Charge Compression Ignition combustion technology is receiving increased attention for its ultra-low NO_X and PM emissions and high thermal efficiency.

均质压燃燃烧技术以其低氮氧化物、低微粒排放和高热效率的优点而引起世界各国的广泛关注。

But sometimes there is an unusual weather condition called a temperature inversion.

一般情况下，这些有害的微粒漂浮到空气的上层以后，会被风吹走。

The average concentration is 244 μg/ m3 and 171 μg/ m3, respectively, and the background concentration is 166 μg/ m3 and 110 μg/ m3, respectively. In the iron foundry plant, when the middle frequency furnace opened, the instantaneous PM10 and PM2.5 mass concentrations increased significantly to 10 mg/ m3 and 7 mg/ m3, respectively.

铸造厂中导致PM10与PM2.5微粒质量浓度上升的主要事件为中周波融解炉的开启，瞬间最高浓度分别可达到10 mg/ m3 与7 mg/ m3，平均浓度分别约为615 μg/ m3 与479μg/ m3，背景浓度分别约为84 μg/ m3 与61 μg/ m3。

There are some microtubular and spiral goethites scattered among the iron hydroxide colloidal cloud and submicrometer-size colloidal particles.

电子显微分析观察到在非晶质氢氧化铁凝胶团和亚微米级微粒聚集体中存在特殊的显微管状和螺旋状针铁矿，显示出明显的生物矿化特征。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。