The importance of the beam expander in laser processing system

A cylindric transmission beam expander for dye laser

用于染料激光器的柱面透射式光束扩展器

Structure Improvement of Hydraulic Pusher Tube Expander

液压推进扩管机结构改进的设计

The results reported in this paper provide the theoretical basis forthe development of the first tube expander in China.

本文的研究结果为我国第一台焊管胀径机的研制提供了重要理论依据。

Design and development of full-automatic vertical tube expander

全自动立式胀管机研制

The Spool Direction Stop Move Tube Expander and The Main Points of Their Practical

轴向止动式胀管器及实用要点

Cracking analysis of the core shaft of tube expander

胀管器芯轴裂纹分析

Control systems for expanding force of 1250/ 850/ 850 hydraulic tube expander

1250/850/850液压胀形机胀形力控制系统

Analysis of Working Principle of Boiler Tube Expander

胀管器工作机理分析

Experimental Investigation of Rotary Jet Expander

转动喷嘴膨胀机的试验研究

Theoretical Research on Rotary Vane Expander for Energy Recovery in Vapor Compression Refrigeration System

蒸气压缩式制冷系统中能量回收旋叶膨胀机的几何理论研究

Three cases of bilateral exophthalmos in adult male rhesus monkeys between the ages of 6-8 years are reported.

本文报告了三例年龄为6&8岁的雄性恒河猴的双侧性突眼症。

Forty-two exophthalmic goiter cases and 20 normal persons were examined by ultrasonography.

本文报道，应用二维超声检测了42例突眼性甲状腺肿患者的84只患眼和10例健康人的20只正常眼的结果。

Purpose To observe the therapeutic effect of acupuncture on exophthalmic goiter.

目的：观察针刺治疗突眼性甲状腺肿的疗效。

The Ultrasound Image of the Eye of Exophthalmic Goiter

突眼性甲状腺肿眼征的超声图像

Observation on Clinical Therapeutic Effect of Acupuncture Treatment on Exophthalmic Goiter

针刺治疗突眼性甲状腺肿临床疗效观察

High voltage frequency conversion speed regulating technology is adopted on the gas exhauster of 80 type coke oven and the modification of the automatic control system for gas collecting main pressure is carried out.

在80型焦炉的鼓风机中采用了高压变频调速技术，并对集气管压力的自动控制系统进行了改造。

Modification of Gas Exhauster with Triaxiality Flow Theory

用三元流理论改造煤气鼓风机

Application of Frequency Variable Technology on D450-21 Gas Exhauster System

变频技术在D450-21煤气鼓风机系统的应用

Otherwise, the air exhauster is not necessary, and the air inlet ( 4) connecting with the high-pressure clean air is arranged in the air inlet pipeline.

或不用抽气机，而在进气管道有一接高压清洁空气的进气口（4）。

This paper introduces the application of air exhauster to waste heat system of reheat furnace and some measures of protection available for production.

介绍了在加热炉余热系统利用引风机的几项防护措施，生产实践表明：这几项措施具有较好的实用性和可靠性。