www.zgbj.cn是北京尊格科技发展中心旗下网站，网站成立于2004年6月15日。网站主要内容为：z.gltdmicrowave,z.gltd.,designs,manufactures,stocks,coax,coaxial,microwave,rectangular,circular,waveguidecomponents,radiomillimeter,wavefrequencies,ghz,waveguide&adapters,antennas,attenuators,bends,detectors,diplexers,variablecouplers,directionalcouplers,wavemeters,loads,phaseshifters,powerdividers,pressurizingsections,slottedlines,straightsections,switches,transitions,tuners,twists,stands;copper,brass,bronze,silver,aluminum,stainless,flanges,solder,aluminumbrazing,standard,specialplating,passivatingrhodium,openaccount,purchaseorder,quotation,fastdelivery,lowcost,highproductiondesigns,precision,calibration,reflection,variableattenuation,angles,hights,tilts,accessories,versatile,adapters,multiple,flushmount,beacon,telemetering,missile,highefficiency,omni,directional,linear,circular,polarization,fixed,variable,level,set,flap,highpower,attenuators,bends,e-bends,h-bends,-degrees,-degrees,-degrees,-degrees,diode,detectors,fixed,tunablebolometer,power,high-power,short,narrow-band,sidewall,topwall,directionalcouplers,vswr,isolation,directivity,coupling,variation,flatness,return-loss,qfrequency-range,accuracy,bandwidth,low-power,slidingdummy,phaseshifters,hybrid,dividers,matched,wide-band,narrow-band,balanced,isolation,lengths,finish,e-plane,h-plane,loss,manual,solenoid,absorbers,detents,terminations,magnetron,tapered,electroformed,investment,casting,beryllium,probe,short,non-contacting,variablelocking,tuner,multi-screw,e-hslidingscrew,continuous,step,clockwise,counter-clockwise,stepcalibrated,micrometer,watts,kilowatts,megawatts,volts,resistance,temperature,pressure,flat,chokescrews等。网站已经通过工信部备案，备案号为： 京ICP备05045438号。www.zgbj.cn的域名年龄为20年21天，注册商为阿里云计算有限公司（万网），DNS为dns7.hichina.com,dns8.hichina.com，域名过期时间是2026年06月15日，距离过期还有709天。

Waveguide Components (Z.G Ltd.) （31 个字符）

z.gltdmicrowave,z.gltd.,designs,manufactures,stocks,coax,coaxial,microwave,rectangular,circular,waveguidecomponents,radiomillimeter,wavefrequencies,ghz,waveguide&adapters,antennas,attenuators,bends,detectors,diplexers,variablecouplers,directionalcouplers,wavemeters,loads,phaseshifters,powerdividers,pressurizingsections,slottedlines,straightsections,switches,transitions,tuners,twists,stands;copper,brass,bronze,silver,aluminum,stainless,flanges,solder,aluminumbrazing,standard,specialplating,passivatingrhodium,openaccount,purchaseorder,quotation,fastdelivery,lowcost,highproductiondesigns,precision,calibration,reflection,variableattenuation,angles,hights,tilts,accessories,versatile,adapters,multiple,flushmount,beacon,telemetering,missile,highefficiency,omni,directional,linear,circular,polarization,fixed,variable,level,set,flap,highpower,attenuators,bends,e-bends,h-bends,-degrees,-degrees,-degrees,-degrees,diode,detectors,fixed,tunablebolometer,power,high-power,short,narrow-band,sidewall,topwall,directionalcouplers,vswr,isolation,directivity,coupling,variation,flatness,return-loss,qfrequency-range,accuracy,bandwidth,low-power,slidingdummy,phaseshifters,hybrid,dividers,matched,wide-band,narrow-band,balanced,isolation,lengths,finish,e-plane,h-plane,loss,manual,solenoid,absorbers,detents,terminations,magnetron,tapered,electroformed,investment,casting,beryllium,probe,short,non-contacting,variablelocking,tuner,multi-screw,e-hslidingscrew,continuous,step,clockwise,counter-clockwise,stepcalibrated,micrometer,watts,kilowatts,megawatts,volts,resistance,temperature,pressure,flat,chokescrews （1610 个字符）

waveguide components are designed, manufactured, and stocked for radio microwave and millimeter wave frequencies. Included are microwave or waveguide adapters, antennas, attenuators, bends, detectors, diplexers, directional couplers, variable directional couplers, frequency meters, loads, terminations, phase shifters, power dividers, pressurizing components, standing wave detectors, slotted lines, straight sections, switches, transitions, tuners,. twists, stands. The large variety of standard designs allows for cost effective modifications to meet the needs for communications, radar, countermeasures and research applications （639 个字符）