原理

Principle of flame arresters, flame arresters standard feature of flame arresters, flame arresters, flame arresters size, flame arresters using advanced foreign technology, fire, flame arresters is the role of the Flame Cuanru there are external to prevent flammable The explosive gas, pipeline or to stop the flames in the equipment, the spread between the pipes.

阻火器原理，阻火器标准，阻火器特点，阻火器作用，阻火器尺寸，阻火器采用国外先进技术，防火器，阻火器的阻火器原理，阻火器标准，阻火器特点，阻火器作用，阻火器尺寸，阻火器采用国外先进技术，防火器，阻火器的作用是防止外部火焰窜入存有易燃易爆气体的设备、管道内或阻止火焰在设备、管道间蔓延。

Kinematics simulation of four-foot RobotBefore building the model of four-foot Robot kinematics simulation, the gaits of many kinds of movement,such as walk,turn and so on,should be well designed first.

在此基础上，运用机构运动的运动学原理和逆运动学原理，确定了四足机器人足端、躯体、膝关节等的运动轨迹，建立了四足机器人各种基本运动如行走、转弯等的运动学模型。

The theory of harmonic balance method, balance frequency multiplier by two anti-parallel connection diodes and NLTL frequency multiplier are discussed in detail.

详细介绍了谐波平衡理论，反向并联的二极管对平衡式倍频原理，和非线性传输线倍频原理。

Characteristics: According to the principle of forming acnes and furuncles and based upon the latest modern technique of biological gene engineering and the priciple of bacteriology, the product is made of the essence extracted from several dozen natural precious herbs.

产品特性：针对粉刺，青春痘形成原理，采用现代最新生物基因工程技术及细菌学原理，配合几十种名贵草本植物萃取菁华精制而成，能渗透至肌肤深层及毛囊根部，排出代谢垃圾，促进粉刺、青春痘、暗疮等皮肤问题的有效改善，清除痘痘所产生的色素沉着及痘疤，祛痘平疤不留痕，令肌肤平滑嫩白，防止痘痘再生。

On the basis of a brief analysis on multiple array acoustic log tool XMAC ,the method and principle for the application of multiple array acoustic log in gas reservoir recognition are introduced emphatically,and its application effect is analyzed.

在简要分析了多极阵列声波测井仪 XMAC基本原理的基础上，着重介绍了多极阵列声波测井在气层识别中的应用方法和原理，并对应用效果做了分析。

In accordance with the principle of the second forming, by study on three-dimensional cutting model principle and calculation method, we have acquired 5 kinds calculation of 10000 m~3 natural gas shell plate, solved the main technical problem of precision cutting technology of long groove of shell plate.

5按照二次成型原理，通过对立体切割胎具切割原理及计算方法的研究，解决了10000m~3大型天然气用5种类型坡口切割胎的计算方法，以及大长坡口精确加工技术中切割胎的主要技术难题。

Based on principle of protection a point and a line on the ground,this paper puts forward the principle of similar ellipse method to design coal pillar for protection of buildings,and the method and step are proposed.

在保护地面上一点、一条直线原理的基础上，提出了似椭圆法留设保护煤柱的基本原理，给出了留设保护煤柱的方法与步骤。

Working principle: It can separate seeds from other inclusions according to their different physical and mechanical performance.

工作原理：种子精选机的工作原理是利用种子和其它夹杂物的物理机械性能的不同来进行的。

In this paper, the structure feature, performance principle, control strategy of three-phase induction generator based on static excitation are analyzed and summarized.

本文对带有静止励磁调节器的三相笼型异步发电机的结构特点、工作原理、控制策略进行了系统地分析和总结，对两种定子双绕组笼型异步发电机的工作原理和技术现状分别进行了详细地分析，并分别总结了系统的技术特点。

Based on the basis of Marxist philosophy, Fengqi proves the first principles of the material through the feelings of actuality in the practice and proves that human beings could recognize the world through two concepts which are internal and external in the western philosophy and the principle of "Ti and Yong are Ingrates into one" in the Chinese philosophy. Thus he solves the basic problem of philosophy perfectly and lays a scientific foundation for his wisdom theory.

冯契立足于马克思哲学的基础上，一方面以实践为基础，通过人在实践活动中对象的实在感来论证物质第一性原理；另一方面，冯契又借用西方哲学中内在性与外在性概念以及中国哲学中&体用不二&的原理论述了人的认识是可以把握对象的，从而很好地解决了哲学基本问题，为自己的智慧说奠定了科学的基础。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。