preantenna是什么意思

网络释义

用法例句

equilibrium water-advancing contact angle

水的平衡前进接触角

Improvement of measuring method of contact point groove diameter for double-direction thrust angular contact ball bearing

双向推力角接触球轴承接触点沟径尺寸测量方法的改进

Hard corneal contact lenses

GB11417.1-1989硬性角膜接触镜

Contact angle: The angle made by a drop of liquid with a solid at the point of intersection.

接触角:一滴液体和固体接触时所造成的角度。

radial angular contact ball bearing

径向角面接触滚珠轴承;径向角面接触滚珠轴承

Guide edges: Edges of the sheet that is fed to the front and side guides respectively.The two guide edge of the sheet must be square.

纸规边:分别接触前纸规和侧纸规的纸边。纸的两 个纸规边要成直角。

FEM Analysis of Contact Problem for Hybrid Ceramic Angular Contact Ball Bearing

混合陶瓷角接触球轴承接触问题的有限元分析

Finite element analysis on the contact fatigue life of high speed angular contact ball bearings

高速角接触球轴承接触疲劳寿命的有限元分析

We should have more contacts to enhance mutual understanding.

要多接触，增进了解。

binary touch-tune system

二进位接触调谐系统

binary contact making counter

二进制接触式计数器

He would halt bilateral contact with North Korea until Pyongyang resumed negotiations with South Korea.

在平壤恢复和韩国谈判之前，他不会和朝鲜进行双边接触。

He would halt bilateral contact with North Korea until Pyongyang resumed negotitations with South Korea.

在平壤恢复与韩国谈判之前，他不会与朝鲜进行双边接触。

Measuring Technique of Contact Angle and Contact Angle Hysteresis on Rough Solid Surfaces Ⅱ: Contact Angle Hysteresis on Rough Stainless Steel

接触角测试技术及粗糙表面上接触角的滞后性 Ⅱ:粗糙不锈钢表面接触角的滞后性

Solution of the dynamic characteristic of angular-contact ball bearing based on analysis of contact angle variable deliver

基于接触角变量传递分析方法的角接触球轴承动态特性求解

Effects o f contact lens wear on the corneal endothelium and sensitivity

角膜接触镜对角膜内皮与角膜知觉的影响

Lay edges: Edges of the sheet that is fed to the front and side lays respectively. The two lay edges of the sheet must be square. Also called Guide edges.

标针边:分别接触前标针和横标针的纸边。纸的两个标针边要成直角。亦称纸规边。

We introduce the design of non contact laser otpical probe based on the triangulation technique, give the experimental results, review the applications of triangulation techniqne.

介绍了基于三角测量原理的非接触激光光学探头的设计，给出了实验结果，展望了应用前景。