|
Abstract: It deals with the operation,calculation principle and steps in the application of transit polar setting-out in highway constructions.
|
|
|
文摘:介绍经纬仪极坐标放样法在公路施工应用中的操作方法，计算原理及步骤等。 |
|
Abstract: It defines the machine working on shipboard,explains its structure and function,gives the summary about development and innovation of this machine.
|
|
|
文摘:介绍了舷外机的定义、结构特点及其作用，简要阐述了我国舷外机的发展过程及现状、国外舷外机的状况与改进情况。 |
|
Abstract: It develops a Vehicle Ergonomics System of CAVE(Computer Aided Vehicle Ergonomics), which is based on GB、SAE standards and can be widely used for design and verify of vehicle driving room and field of view.
|
|
|
文摘:CAVE软件系统以SAE和国家的汽车人体工程学相关标准为主要设计开发依据，可用于对汽车驾驶区、乘坐区的设计和校核，对前后方视野、刮雨除霜系统的设计和校核。 |
|
Abstract: It has been discovered that the coke formed in CH4 coupling under plasma can be eliminated via pure H2 discharge in the system.Eliminating coke under plasma with positive or negative high voltage in DC electric field has been compared with that
|
|
|
文摘:发现了等离子条件下甲烷偶联反应中形成的积炭可以通过该体系中纯氢气放电而消除.将消除积炭使用直流电场的正高压和负高压与使用交流电场作了比较,发现直流电场中无论使用正高压还是负高压,只有阴极上的积炭可以被消除,而交流电场中两极积炭均可被消除,反应器壁上的积炭在以上任何情况下均可被消除.基于实验事实提出了机理假设.消除积炭的量与输入功率、反应器对电极的直径比以及电极材料有关. |
|
Abstract: It has been introduced about the principle and use limits of gas-asisted injection molding in this article.Experiment device about gas-assisted injection molding of comtrolling hitrogenous gas(N2) of higher pressure to put into sol of high polym
|
|
|
文摘:介绍了气体辅助注射成型原理和应用范围，设计了可分段控制高压氮气冲入高聚物熔体的气体辅助注射成型实验装置，以推动气体辅助注射成型技术在我国塑料制品行业的广泛应用。 |
|
Abstract: It introduced the problem and measure operated for the power system in the Kunming Salt Mine and advanced the recommend of used computer control.
|
|
|
文摘:介绍了昆明盐矿电力系统在生产中存在的问题以及解决的措施，提出用计算机监控系统完成控制、保护功能。 |
|
Abstract: It introduces the boring method under different geometric conditions and points to be noted in constructing foundation for piles of TieShan Harbor bridge.
|
|
|
文摘:介绍铁山港跨海大桥桩基础不同地质情况下的钻孔方法和注意的问题。 |
|
Abstract: It introduces the principle of graphite electrode abrading tool and develops the software and hardware of NC machine.This can detect the position of platform feed with great inertial-mass through photoelectrical encoder,the vibration magnitude o
|
|
|
文摘:介绍了石墨电极研磨成形机的原理和数控软、硬件系统的研制开发；用光电编码器实现了大质量进给滑台的位置检测；并用电涡流传感器检测平动台振动量，进而实现了机器参数的自动调整，从而保证了石墨电极研磨成形机研磨加工的顺利进行。 |
|
Abstract: It is a new trend to seek outsourcer globally and manage domestically in high-tech and service economy in U.S.
|
|
|
摘要：美国的高科技和服务经济正在出现全球外包、国内管理的新布局。 |
|
Abstract: It is ascertained that it will increase the quantity of powdery mildew of wheat seedlings in the autumn under conditions of early sowing, over-density, over-watering, over-doses of fertilizer and growing of highly susceptible cultivars through l
|
|
|
文摘:为了解栽培措施对防治小麦白粉病的作用，通过不同栽培措施对病情产生不同影响的大量田间调查，明确了小麦早播、密播，过量水、肥条件下的旺苗和种植高度感病品种，都会加重小麦秋苗带菌量。 |
|
Abstract: It is detailedly discussed and proved that the condition of rational distribution of two pairs of cycloid gear in the large-type cycloid pin-wheel reducer, even load of shaft pins after rational distribution of pairs of cycloid gear and the incr
|
|
|
文摘:本文对大型摆线减速器双组摆线轮的合理布置的条件、合理布置后所得到的柱销均载和大型摆线减速器承栽能力的提高等进行了论述和证明。 |
