查询词典 aerosols

The polarization Mie-scattering lidar can be used for detecting the depolarization ratio of cirri and aerosol backscattering wave, and investigating the extinction characteristic of aerosols in the atmosphere.

研制的偏振-米散射激光雷达，可用于探测卷云和沙尘气溶胶的后向散射光退偏振比以及研究流层大气气溶胶的消光特性。

The fundamental principle of PML is briefly introduced. The main performance parameters of PML were determined, and the results were analyzed. The typical detected results of extinction characteristic of aerosols and the structure of cirri at Hefei(117.16°E, 31.90°N) are presented and discussed.

对偏振-米散射激光雷达的性能参数进行了测定，并对测定结果进行了分析与讨论，给出了偏振-米散射激光雷达对合肥市地区(117.16°E， 31.90°N)上空大气气溶胶的消光特性和卷云的结构、退偏振比垂直廓线以及光学厚度的典型探测结果，对这些结果进行了分析和讨论。

Dicarboxylic acids, which originate from burning of petroleum fuel as well as from man-made and natural photochemical precursors, are one of the important atmospheric aerosols.

二元酸是大气环境中气胶的重要组成之一，自石化燃燃烧及人为与生物源的有机前驱物的光化反应导致。

Methods:Six surfactants－bean phospholipid,pulmonary surfactant,rhamnose,imidazoline,natrium glycocholic acid and natrium glyceric acid were chosen as accelerator to made into insulin solutions,and then use tween－80 and span－80 as matrix to made insulin aerosols,which were ultrasounicly nebulized and inhaled by SD rats through nose.

选用豆膦脂、肺表面活性剂、鼠李糖、咪唑啉、甘氨胆酸钠和甘珀酸钠六种表面活性剂为促进剂，制成胰岛素溶液，再以吐温－80、司盘－80做基质制成胰岛素气雾剂，经超声雾化，自SD大鼠鼻腔吸入，分别检测其血糖降低程度。

By use of the DOP monodisperse and polydisperse aerosols, the penetration ratio and filtration efficiency of glass filter media are measured.

为将过滤器更好地应用于放射性气溶胶的清除，本工作利用邻苯二甲酸二辛酯气溶胶团粒，对常用于制造过滤器的玻璃纤维膜进行了过滤特性研究。

Tem poral and spatial characteristics of aerosols over the East China Sea.

厦门海域气溶胶光学特性的观测研究。

In fact, Edwards ' first exposure to the spray drying process occurred when he was working with a spray dryer to produce highly respirable drug aerosols in a food science lab.

实际上，爱德华斯首次接触喷雾干燥技术可以追溯到他在一个食品科学实验室利用喷雾干燥机制造易吸入性药物喷雾剂的时候。

However, the presence of (NH4)2SO4 aerosols increased the semivolatile organic compound production by 36%, which may be attributed to the weak acidity caused by the interaction of (NH4)2SO4 with water-contained organic material.

CaSO4气溶胶的存在对SOA产率曲线没有明显的影响，而(NH4)2SO4气溶胶的存在使气相半挥发性氧化产物的生成量增加36%，显著地增加了SOA的产率。

The Bioassay of rotenone and Tephrosia vogelii extracts aerosols to Culex pipiens quinquefasciatus, Blattellagermanica were researched with electron sprayer.

用电子喷雾装置测定了鱼藤酮和非洲山毛豆提取物气雾剂对致倦库蚊和德国小蠊的击倒活性。

Based on the Lorentz-Mie theory, the single scattering characteristics of multi-dispersed spherical and multi-layered spherical particles are studied. The extinction coefficients, scattering coefficients, single albedos, single scattering phase functions and asymmetry factors of different clouds are presented. Numerical results for single scattering of spherical and non-spherical particles are obtained in the approximation of geometrical optics. The single scattering phase matrixes of non-spherical aerosols are calculated by using the T matrix method.

基于洛伦茨-米理论研究了服从一定尺寸分布的球形和多层球形粒子的单次散射特性，计算了各种不同类型云层的消光系数、散射系数、单次散射反照率、单次散射相函数以及不对称因子；利用几何光学方法计算了球形、非球形粒子的单次散射特性；利用T矩阵方法计算了非球形气溶胶的单次散射相矩阵。

Objective To investigate the relationship between ovum fertilization rate and sperm morphology, acrosome reaction in IVF and to explore the influence of parameters of sperm on fertilization rate.

目的 研究体外受精(in vitro fertilization，IVF)中精子形态、顶体反应与卵子受精率之间的关系，分析精子各参数在IVF受精率方面的参考意义。

A: I hear Mr. White wants to run for the Presidency!

我听说怀特先生要参加总统竞选！