A metal housing, shell or armor of a device in the path of the identified grounding conductor need not be of copper or copper-based alloy, but shall employ a copper or copper-base alloy contact for connection to the housing of a mating device.
例外1：一个在确定的接地导线通路中的器件，其金属外壳或保护装甲不需要用铜或铜合金制成，但应采用铜或铜基的接触件用于连接到插合器件的外壳。
So far, customers, the successful development and production of the labels automatically stripping machines, automatic labeling machine, the machine automatically linked to spring, spring-hook automatic admission (spring and the electroplating industry), the switch automatically riveting feet, automatic-manual machine, iron The automatic Jiaosai and shrapnel into the machines, automatic precision tapping machines, automatic drilling machines, automatic lock screw machine, copper punching machines, automatic machine PCB Board, PCBA testing machine, the CD automatically chain, automatic water brush Machines, various electronic components shear pin Forming/Points machine, various types of vibration disk, the electronics industry with automatic transformer Dianjiao Ji, Winder, terminal connector molding/assembly machine, contact riveting machine, with cutting machines, special features/Testing machine, various sections of pressing machine, film-paste, all kinds of assembly lines and assembly lines, with governance, fixture and other automated equipment to good quality and service has won the trust of many customers.
到目前为止，为客户、成功开发生产了标签自动剥离机、自动贴标机、弹簧自动挂钩机、弹簧自动取钩机、开关自动铆脚机、自动分说明书机、铁管自动入胶塞及弹片机、全自动精密攻牙机、自动钻孔机、自动锁螺丝机、铜片冲裁机、自动分PCB板机、PCBA测试机、自动裁链条机、自动刷水机、各种电子零件剪脚成型/点数机、各类振动盘、电子行业用变压器自动点胶机、绕线机、连接器端子成型/装配机、触点铆接机、剪带机、专用功能/测试机、各式各款热压机、贴胶片机、各种装配流水线及组装线、治具、夹具等各种自动化设备，以良好的品质和服务赢得了众多客户的信赖。
The main problem is that copper interacts with everything it comes in contact with.
主要问题是，铜的相互作用与它的一切接触。
The copper clad steel contact wire used for high-speed railway of trains is developing in China.
铜包钢接触线属于高速铁路建设急需的产品，该产品的制造在中国尚属起步阶段。
Contact us to our sales department for Exclusive Range of. Copper sinks, Copper Vessel sink, Copper kitchen sink, Copper Bathtub, Cast Bronze sink, cast Bronze Vessel sink, Cast Bronze Kitchen sink, Cast Bronze Bathtub, Brass sink, Stainless steel sink, Stone sink/ bathtub, Glass wash basin, wooden sink, Bird bath, Copper Mail Box, Copper range Hood, Copper Fire Palace, Copper Photo Frame. Mirror Frame, Switch Plate, Rugs, Bronze Resigeter, Candle stand, Table lamp, Hurricane Lamp, Lantern, Candle Holder, Coffee table, Table ware, E. P. N.
请联系我们的销售部门，获得如下详细产品范围：铜水池、铜台面盆、厨房铜水池、铜浴缸、铸青铜水池、铸青铜台面盆、铸青铜厨房水池、铸青铜浴缸、黄铜水池、不锈钢水池、石水池/浴缸、玻璃盥洗池、木质水池、鸟澡盆、铜信箱、铜吸油烟机、铜壁炉、铜相框、镜框、开关面板、地毯、青铜寄存器、烛台、台灯、防风灯、提灯、烛架、咖啡桌、餐具、E.P.N.S器皿和其他手工艺品等。
In this study, the contact angles of four different reference liquids (distilled water, diiodomethane, formadide and glycerol) formed on the surfaces of wood treated with chromated copper arsenate and other two new-emerging copper-based water-borne systems (commercial name: NW and NS) were measured with a sessile drop method.
该研究中测定了蒸馏水、二碘甲烷、甲酰胺和甘油等4种参照液体在不同水基防腐处理(包括铬化砷酸铜CCA以及另外两种商品名为NW和NS的处理)后的木材表面所形成的接触角，并根据酸碱作用理论计算得到其表面自由能及其两个分量———LifshizvanderWaals分量和酸碱作用分量。
Can produce thethird contact to bend down the effect material to have many kinds, forexample: Monocrystalline silicon, polycrystalline silicon, crystallesssilicon, gallium arsenide, selenium indium copper and so on.
能产生光伏效应的材料有许多种，如：单晶硅，多晶硅，非晶硅，砷化镓，硒铟铜等。
Parts in contact with liquid in pipe are of brass and beryllium copper.
在管道内与流体接触的部件是黄铜和铍铜合金。
This product suits each kind of scale the estate, the villa repair, the switch uses the silver cadmium oxide electronic contact, causes the product when the breaking current will not produce the electric arc, the extension product life, the kneading board and the foundation will be the flame retardance material, the switch plug copper stock selects the high quality high elasticity tin phosphor bronze, had guaranteed the product in the actual use process, the conductivity will be high, the elastic force will not have the contact unstable situation!
本产品适合各种档次的楼盘，别墅装修，开关采用银氧化镉触点，使产品在分断电流时不会产生电弧，延长产品寿命，面板和底座为阻燃性材料，开关插座铜件选用优质高弹性锡青磷。。。参考价格/报价：6元/只本产品适合各种档次的楼盘，别墅装修，开关采用银氧化镉触点，使产品在分断电流时不会产生电弧，延长产品寿命，面板和底座为阻燃性材料，开关插座铜件选用优质高弹性锡青磷铜，保证了产品在实际使用过程中，导电率高，弹性力强不会产生接触不稳定的情况！
FIXED CONTACT: Copper alloy, gold over nickel plate.
固定电话：铜合金，镀镍板。
Kawasaki skeleton line, insulation board, copper screws, compensator fittings, electrical cable ties, self-adhesive tape, plastic insulating tape, sealants, motor speed controllers, excitation coil, electric welding machine separately switch, combination switch, but Shun switch, glass ribbons, glass paint belt, centrifugal switch, Wedge bearings, small and medium-sized micro-motor Technical Data Book, Color Atlas of wiring, wire, insulation materials, multimeters, clamp table, vibration rod fittings and other products are welcome to come to buy contact letter or purchase orders.
线川骨架、绝缘板、铜螺丝、补偿器配件、电机扎带、自粘带、塑料绝缘胶带、密封胶、调速电机控制器、励磁线圈、电焊机分头开关、组合开关、倒顺开关、玻璃丝带、玻璃丝漆带、离心开关、槽楔轴承、中小微型电机技术数据大全、彩色接线图集、漆包线、绝缘材料、万用表、钳形表、振动棒配件等产品，欢迎来人来函联系选购或定购。
The small-grained spherical copper powder is large in the contact area with the steel base and binds sufficiently and firmly in the process of sintering.
DF-2BS钢基铜塑复合材料是由钢基体、小颗粒球形铜粉、表层大颗粒球形铜粉、表层塑料构成的四层复合材料滑道。
However, in the use of artificial valve on the Pilot-Operated Safety Relief Valve gas is best not to use ordinary copper, which, after contact with water into a copper sulfate and sulfur dioxide on the corrosion of parts much.
然而在人工煤气用阀门上最好不要使用普通铜材，它和二氧化硫遇水后变成硫酸铜，对零件的腐蚀很大。
However in the use of artificial valve on thePilot-Operated Safety Relief Valve gas is best not to use ordinary copper which after contact with water into a copper sulfate and sulfur dioxide on the corrosion of parts much.
然而在人工煤气用阀眠呦最好不要使用普通铜材，它和二氧化硫遇水后变成硫酸铜，对零件的腐蚀很大。
It is impossible to monitor the lubricating film thickness variation directly in a toggle pin bearing of the plastics injection machine. However, it is possible to observe the lubricating film thickness variation through monitoring the variation of the electrical contact resistance between the steel pin and the copper housing sleeve.
中文摘要在磨润的领域中，要以直接证据判断用以产生润滑效用的润滑油脂在塑胶射出机曲手轴承中所产生的油膜变化是无法达成的，因此，以穿过上下滑动表面间油膜的表面接触电阻(Electrical contact resistance，ECR)变化的方式来监测塑胶射出机锁模装置的曲手轴销之油膜厚度变化，是一种可行的方式。
In the etching bath a copper plate formed a galvanic contact with the chromium layer.
在蚀刻浴铜板形成了以铬层的电流接触。
The wear properties of the contact strip against copper were evaluated by the ring block wear tester...
结果表明：PBMI/YM改性树脂的耐热性优于YM树脂，PBMI/YM改性树脂基滑板的耐磨性明显优于YM树脂基滑板。
The whole body of the preform can be coated homogeneously and successfully with α-Mo〓C+Mo+Cu coating by Sol-Gel and reductiom and chemical plating processes. The contact angle between the coating and the copper melt is 0°～30°. Interface conjunction is better. The coating process can effectively improve infiltration defects.
采用溶胶—凝胶+还原处理+化学镀方法，成功地对预制件整体涂覆α—Mo〓C+Mo+Cu涂层（其中α-Mo〓C+Mo层厚度约为0.2～0.3μm），涂层与Cu的润湿角在0～30°之间，界面结合较强，能有效改善C／Cu复合材料的浸渗缺陷。
The housing material is the PET glass fiber enhanced and anti-burning (V-0) imported insulation material; the material of the contact element adopts the red copper or the copper alloy; the material of the contact segment is the beryllium bronze, the surface of the contact element is glided or silver-gilt.
其壳体材料采用PET玻纤增强型、阻燃型（V-0）进口绝缘材料；接触件材料采用紫铜或铜合金；接触部分的材料为铍青铜，接触件表面镀金或银。
At elevated temperature, the wear mechanism of the resin-matrix contact strip against copper evolves from adhesion wear to thermal wear with slight delamination wear.
在磨损过程中，随着环境温度的增加，树脂基滑板／铜环的磨损机制发生由粘着磨损向伴随有轻微剥层磨损的热磨损转变。