Development of the extruder die for through internal-diameter-determined plastics pipes

Application of different finite element methods to analyzing flow channel in extruder die Analysis and optimization of flow manifold system in acrylonitrile unit

几种有限元分析方法在机头流道分析中的应用研究丙烯腈急冷塔喷淋系统流道分析与优化

The Design of Twin-Screw Extruder Die for Special-shaped Profile Extruder and Its Application

挤出异型材用双螺杆挤塑机机头模具的设计挤扩支盘成型机及其应用

So provide the basis for the design of the temperature controlling system of the extruder die-

列出了方程中各个热通量的计算公式，为挤出机头温度控制系统的设计提供了依据。

During the production of plastic film through casting method, the cooling process of molten polymer which is extruded from the extruder die determines the quality and performance of plastic film.

流涎法生产塑料薄膜的过程中，从挤出机模头挤出的熔融聚合物的冷却过程决定着塑料薄膜的质量与性能。

Punching plunger extruder is a novel mechanical ram extruder which was developed based on hydraulic ram extruder and forge principle.

柱塞冲压式挤出机是在液压式柱塞推压机的基础上根据锻造原理开发的一种机械式柱塞挤出机。用柱塞冲压式挤出机可以连续挤出超高分子量聚乙烯制品。

Fully-hydraulic Ceramic Extruder

全液压式陶瓷挤压机

Pilot-plant production of φ 350mm graphite electrode with hydraulic extruder of 1500 tons

用1500吨油压机生产φ350mm石墨电极

Would you like to raise up your extruder's output?

您想提升贵公司的挤出机，或是射出机的产量吗？

Thus, the ground experiment technology and the construction of its test equipment become an important part in astronaut extravehicular activity.

因此，航天员出舱活动的地面试验技术及其试验设备建造，成为航天员出舱活动任务中的重要组成部分。

Path planning for astronaut translation by means of continuous handrails during extravehicular activity

舱外活动中航天员利用扶手移动的路径规划

Analysis of Astronaut Thermal Comfort during Extravehicular Activity

出舱活动过程中航天员的热舒适性分析

Astronaut extravehicular activity is the key technology of manned space flight.

宇航员的出舱活动是载人航天飞行的关键技术。

A heat sink of phase of change thermal storage/ radiation for extravehicular activity

一种用于出舱活动的相变储热/辐射器式热沉

Computer Simulation of Extravehicular Activity Based on Torque Ratio Optimization

基于力矩比优化的航天员舱外活动仿真

Thermal design technology of space suit used for extravehicular activity

舱外航天服热设计技术

Results: 126 cases had been followed-up, 54 cases had intrauterine gestation, 5 cases extrauterine gestation and 1 case combined with intrauterine and extrauterine gestation. The rate of intrauterine gestation was 43%.

结果：随访126例，54例宫内妊娠，5例宫外妊娠，1例宫内外同时妊娠，宫内妊娠率为43%。

Analysis on sequential therapy of extrauterine pregnancy by HCG dynamic curve

异位妊娠药物序贯治疗中血HCG动态曲线变化与疗效分析

Clinical analysis of 21 patients misdiagnosis extrauterine pregnancy caused by hemorrhagic salpingitis

出血性输卵管炎误诊宫外孕21例临床分析

Clinical observation and nursing on conservative treatment of extrauterine pregnancy

宫外孕保守治疗的临床观察及护理

AIRLINE A Study on the Extratropical Cyclone and Voyage Selection in the North Pacific

北太平洋温带气旋与航线选择研究