机械连接

The positive side is that cations make gel particles smaller and the cation bridge linkage between gel particles is formed. So the strength of sodium silicate is 10～12 times higher than that of silicic acid.

好的影响是它能使胶粒细化，胶粒间存在阳离子桥连接，使前者的机械强度比后者大10～12倍。

PM Injection Molding / Precision Casting structural components include : Sleeve Bearing, oil bearings, bushings, flanged connecting sleeve; Double gears, bevel gear, gear, Pulley, synchronous wheel, sprocket, AK47 toy gun gear, various micro-precision gear drive; PM microporous filters, filter tubes, mufflers and filtration materials, Copper filters, stainless steel trap; mixer blades, coffee machine cutter heads Soymilk Machine grinding pieces Juicer blades, Juice blades, and household electrical appliances, metal accessories; Oscillator phone, cell phone parts and notebook parts; Metal keys, ATM machine keys; Toys accessories, fiber accessories; various copper, iron, and stainless steel products, alloy products; automobiles, motorcycles, machine tools, electrical machinery and office equipment, medical equipment and other types of machinery, electrical appliances, electric / pneumatic products within the precision components; Industries products within the structure of precision metal parts, metal accessories.

粉末冶金注射成型/精密铸造结构零件包括：含油轴承、轴套、法兰、连接衬套；双联齿轮、伞齿轮、锥齿轮、直齿轮、皮带轮、同步轮、链轮、AK47玩具枪齿轮、斜齿轮、扇齿轮、各类微型精密传动齿轮；粉末冶金微孔过滤器、滤芯、滤片、滤筒、滤管、消声器、过滤材料、铜过滤器、不锈钢过滤器；搅拌机刀片、咖啡机刀盘、豆浆机研磨件、榨汁机刀片、果汁机刀片、家用电器五金配件；手机振子、手机零件、笔记本零件；金属按键、ATM机按键；玩具配件、光纤配件；电机转子、凸轮、凹轮；各种铜基、铁基、不锈钢制品、合金制品；汽车、摩托车、机床、电机、办公器械、医疗器械及其他各种机械、电器、电/气动产品内的复杂异形精密零件、非标准件；各行业产品内部用的精密金属结构零配件、五金配件。

The effect of expanding degree on the connection strength of hydraulically expanded and mechanically expanded tube-to-tubesheet joints of heat exchangers was investigated by experiments based on the specimens with seven triangularly arranged holes perforated in tubesheets.

采用按三角形排列的7管孔试件，进行了胀紧程度对换热器液压胀接和机械胀接接头连接强度影响的试验研究。

GG5135 X-ray security check equipment installation, electrical connections, as well as mechanical and electrical components replaced only by experienced professional and technical personnel to carry out!

GG5135型X射线安全检查设备的安装、电气连接以及对机械和电气部件的更换只能由有经验的专业技术人员进行！

TheHydraulic Metal Shear machine be pressed by machine system, hydraulic the system( fuel tank, pump stand, valve stand),electricity system ( electricity control cabinet, press buttonstand) waits to constitute, having electricity circuit andhydraulic press to take care of the road its conjunction anorganism the whole and complete every kind of related workfunction.

金属剪断机由机械系统、液压系统、电气系统等组成，有电气线路及液压管路将其连接成一有机整体并完成各种相关工作功能。

In the first, the length of every poleof the leading four-bar mechanism are determined bypainting,secondly, the base of mechanic model ofsupport-surrounding, the mechanism and loads on the support isdecided. The next work, with the condition of the design, the mainmechanics of hydraulic support is analyzed and calculated by planeand spatial model. Finally, the under frame, top beam cave shield,wrists and hydraulic column are analyzed by calculation. And drawout all the process drawings.

首先，通过作图确定支架的四连杆机构各杆系的长度；然后，以力学模型为依据，分析了液压支架的顶梁、掩护梁上载荷的作用机理，得到了较为合理的支架载荷的计算公式；其次，结合设计的支架，从平面和空间两方面对支架主要结构件进行受力分析；最后对支架主要结构件、连接销轴进行强度效核，并画出所有的机械图。

The rencent processing technology of low-foamed sheet of rigid polyvinyl chloride is expounded mainly in splinterless processing, mechanical processing, connecting, thermoforming , surface treatment and so on, which may be some help to the application of low-foamed sheet of rigid PVC.

主要从板材的无屑加工、机械加工、连接、热成型、表面处理等几方面对硬质聚氯乙烯低发泡板材在现阶段的加工技术进行了阐述，以期对硬质PVC低发泡板材的应用有所帮助。

The electrical and mechanical jointing of the trunking elements is achieved by a special connect.

两段母线间的机械及电气连接通过双面接触的特殊连接器来完成。

The welted joint, executed in this way, is a rapid means of jointing and effectively allows for expansion and contraction of the metal covering.

这种新方法需要一种专门的高效率的机械装置。对接坡口焊是一种连接迅速的施焊工艺，它可以有效地保证金属盖板的胀缩。实际上她已丧失了参加决赛的资格。

The welted joint , executed in this way, is a rapid means of joint ing and effectively allows for expansion and contraction of the metal covering.

这种新方法需要一种专门的高效率的机械装置。对接坡口焊是一种连接迅速的施焊工艺，它可以有效地保证金属盖板的胀缩。

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。