球中值

For the profound hearing loss ears with absent asnr, about two thirds were considered as saccular afunction because of absent vemp. the other one third displayed vemps with higher thresholds than normal control (p 0.01) indicating saccular hypofunction.

在非asnr组中，三分之二没有引出vemp，而另外三分之一虽然可以诱发出vemp，但阈值明显较正常对照组高（p 0.01），分别提示球囊功能丧失或低下。

Chickens were necropsied at 7,10 and 14 days after coccidial infection.

鸡在感染球虫后第7、10、14d时盲肠中的pH值呈显著下降(P＜0.05)，且氧化-还原电位显著地向氧化相移动(P＜0.05)。

The effect of Eimeria tenella infection on the cecal oxidation reduction potential and pH of chickens was studied.

本文对鸡感染柔嫩艾美耳球虫时盲肠中氧化-还原电位和pH值的变化情况进行了研究。

According to Hydrophile and Lipophile Balance, the suitable surfactants have been selected and put into lubricating oil with single nanometer particles or two kinds of nano-materials, The tribology tests were carried out in four-ball tribotester.

介绍了纳米材料的制备，根据亲水亲油平衡值选择了合适的表面活性剂，并将其加入到含有单种或两种复合纳米粒子的润滑油中进行表面改性，采用四球摩擦磨损试验机测定含纳米粒子的润滑油的摩擦学性能。

The preparing method adopts a mechanical commixing method that includes the process of preparing triethylic acid cellulose, adding metal oxide to solution, commixing, ball-milling, flow-spreading and filming and film processing; adopts an in-situ method that includes the process of preparing triethylic acid cellulose, preparing transition metal oxide latex, mixing, reacting, regulating pH value, flow-spreading and filming, and film processing.

所述的制备方法，采用机械共混法，其过程包括三醋酸纤维素溶液的制备、向溶液中添加金属氧化物、共混、球磨、流延成膜、膜处理；采用原位法，其过程包括三醋酸纤维素溶液的制备、过渡金属化合物乳液的制备、混合、反应、调节pH值、流延成膜、膜处理。

Result The total root mean square values were significantly related to the refractive power in diopters (P＜0.05), and the aberrations of trefoil, coma and sperical increased with an increase of the astigmatism power.

结果 眼球总RMS值与屈光度呈正相关（P＜0.05），随散光度的增加，高阶像差中的三叶散光、慧差、球差都增加（P＜0.05）。

The flow-field around a hemisphere and a flat-nosed cylinder in the shock tube is simulated numerically by using non-equilibrium Navier-Stokes equations with an air chemical model of 5 species 17 reactions, and the catalytic rate constant of surface materials such as Pt, SIC:, Ni and a flight vehicle materials is determined by using the heat transfer rate of testing in the shock tube and the distribution of heat transfer rate along with the catalytic rate constants.

用5组分17个化学反应Durm-Kang空气化学模型和轴对称热化学非平衡Navier-Stokes方程，对激波管中球头和平头圆柱模型绕流流场进行了数值模拟，给出了驻点热流随催化速率常数变化的分布，并根据激波管实验测量的热流值确定了表面材料Pt、SiO2、Ni和某种飞船材料的催化速率常数，建立了数值分析高焓流动边界层催化特性的软件。

Building time and jitter of the Marx generator are mainly depend on work state of spark gap switch during operating. Meanwhile they are related to amplitude and polarity of trigging voltage.

Marx发生器建立时间及抖动与Marx发生器中球隙开关的工作状态有关，同时与开关的触发电压幅值及极性有关。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。