Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Title Standard No. Implemented On
Technical specifications and testing methods for cesium atomic clockGB/T 39724-20202021-7-1
Verification Regulation of Watch TesterJJG 488-20082008-9-25
Verification Regulation of Time Interval GeneratorJJG 723-20082008-9-25
Calibration Specification for the Remote Calibration for Frequency Standard and Digital ClockJJF 1206-20082008-7-23
Calibration Specification for Non-contact Antomotive SpeedmeterJJF 1193-20082008-6-24
Verification Scheme of Time and Frequency Measuring InstrumentsJJG 2007-20072007-12-14
Glossary and Definition of Time and Frequency MetrologyJJF 1180-20072007-9-14
Verification Regulation of Frequency MetersJJG 603-20062006-11-23
Verification Regulation of Frequency ComparatorJJG 545-20062006-11-23
Methods for the calibration of vibration and shock transducers - Part 11: Primary vibration calibration by laser interferometry GB/T 20485.11-20062006-11-1
Verification Regulation of Electronic Parking MetersJJG 1010-20062006-8-23
Verification regulation of Marshall test machine for bituminous mixturesJJG (交通) 066-20062006-5-1
Verification Regulation of Quartz Crystal Frequency StandardsJJG 181-20052006-3-5
Verification Regulation of Hydrogen Atomic Frequency StandardsJJG 1004-20052005-12-5
Speedmeter of TrainJJG (铁道) 132-20052005-12-1
Speedmeter of TrainJJG(铁道)132-20052005-12-1
Verification Regulation of Standard Equipment for TaximeterJJG 738-20052005-10-28
Verification Regulation of Timing and Charging Device (System) for Programmed Digital SwitchboardJJG (沪) 48-20052005-9-28
Verification Regulation of Roller Type Automobile Speedomter TesterJJG (交通) 004-20052005-6-15
Verification Regulation of Synthesized Signal GeneratorsJJG 502-20042005-3-21
JJG (交通) 050-2004 Apparatus for Normal Consistency and Setting Time of Cement PasteJJG (交通) 050-20042005-2-1
Verification Regulation of the Train RUnning and Monitoring and Recording EquipmentJJG(铁道)181-20042004-11-1
Verification Regulation of the Train RUnning and Monitoring and Recording EquipmentJJG (铁道) 181-20042004-11-1
Port Machinery - Verification Regulation of Conveyor Belt Speed DetectorsJJG (交通) 045-20042004-9-1
Verification Regulation of Time Interval GeneratorJJG 601-20032004-5-24
Verification Regulation of 1172 Frequency Response AnalyzerJJG (航天) 13-19852004-3-23
Verification Regulation of Verifying Instrument for Single and Dispersion Controlled Centrally Telephone AccounterJJG 983-20032004-2-24
Verification Regulation of Crystal Oscillator inside the Electrical Measurement InstrumentJJG 180-20022003-5-4
XW-7 Microwave Frequency Stabilizer (On Trial) JJG (电子) 01005-19912003-3-1
QF-16101 5MHz Voltage Controlled Crystal Oscillators JJG (电子) 01002-19892003-3-1
PO-20 Calibration Frequency Timing Receiver (On Trial)JJG (电子) 01006-19912003-3-1
AD5121 Digital Group Time Delay Measurement MetersJJG (电子) 01003-19892003-3-1
AD5122 Microwave Group Delay Measuring Sets JJG (电子) 01004-19892003-3-1
Model SCP-2 Time Domain Frequency Meter JJG (电子) 01001-19872003-3-1
Verification Regulaiton of Single and Dispersion Controled Centrely Telephone AccounterJJG 107-20022002-8-1
O.T.N. of Atomic Time Scale Primary StandardJJF 1309-19902000-12-1
O.T.N of the Cs-Ⅲ Cesium Atom Beam Time-Frequency Primary StandardJJF 1308-19902000-12-1
Precision Time Interval MeterJJG 953-20002000-9-15
I-0202 Type Discontinuous Tester (Trial Implementation)JJG (电子) 05008-19882000-6-1
Verification Regulation of JHF Type Television Periodic Frequency Calibration Set JJG (航天) 28-19871999-8-31
Verification Regulation for Short Term Frequency Stability of High Stability Standard Frequency Source JJG (航天) 29-19871999-8-31
Verification Regulation of XD-40 Electric Stop Watch Verfication Instrument JJG (航天) 25-19871999-8-1
O.T.N. of the Secondary Standard for Middle frequency VibrationJJF 1262-19901999-6-4
O.T.N. of the Secondary Standard for the Horizontal Low-frequency VibrationJJF 1264-19901999-6-4
O.T.N. of the Secondary Standard for the Vertical Lowe-frequency VibrationJJF 1266-19901999-6-4
O.T.N.of the Primary Standard for the mid-frequency VibrationJJF 1261-19901999-6-4
O.T.N. of the Primary Standard for the High Frequency VibrationJJF 1260-19901999-6-4
O.T.N. of Primary Standard for low Frequency Vibration in Bertical DirectionJJF 1265-19901999-6-4
O.T.N. of the Primary Standard for Low Frequency Bibration in Horizontal DirectionJJF 1263-19901999-6-4
Verification Regulation of Watch TesterJJG 488-19981999-5-1
Verification Regulation of Digital Time Interval Measuring InstrumentJJG 238-19951996-5-1
Test Method for Ultra-low Frequency SignalQJ 2715-19951995-10-26
Verification Regulation of Precision Verfication Instrument for BMP-2 Quartz Clock JJG (轻工) 83-19911994-8-1
Verification Regulation of Quartz Clock Verfication InstrumentJJG (轻工) 82-19911994-8-1
Verification Regulation of Clock Verfication Instrument JJG (轻工) 79-19911994-8-1
Verification Regulation of Print ChronographJJG (轻工) 78-19911994-8-1
Verification Regulation of Mechanical Clock Verfication Instrument JJG (轻工) 81-19911994-8-1
Function GeneratorJJG 840-19931994-6-1
Methods for the calibration of vibration and shock pick-ups-Primary vibration calibration by laser interferometryGB/T 13823.2-19921993-10-1
Distortion Meter CalibratorJJG 802-19931993-10-1
Time SynthesizerJJG 803-19931993-10-1
Verification Regulation of SYZZ Series Rotation Speed Oil Consumption Automatic Measurer JJG (机械) 110-19921993-7-1
Verification Regulation of DSJ Type Timing Verification Device JJG (机械) 77-19921993-7-1
Verification Regulation of DTM Type Digital Millisecond Meter JJG (机械) 78-19921993-7-1
Verification Regulation of Impact Truncation Time Gauge JJG (机械) 70-19921993-7-1
Verification Regulation of Dynamic Rotational Speed Gauge JJG (机械) 109-19921993-7-1
R F S W R BridgeJJG 796-19921993-5-1
Hand-hold Radar Measuring Speedo MeterJJG 771-19921993-1-1
Selective Level MeterJJG 777-19921993-1-1
LF Eleceronic Volt MeterJJG 782-19921993-1-1
Verification Regulation of Cantilever Beam Transever-sesensitivity Ratio Standard SetJJG 792-19921992-12-1
Spedand Milage Meter for Non-disintegrated CarsJJG 750-19911992-5-1
Standard Digital ClockJJG 722-19911991-12-1
Wide Band Frequency Stability Measurement Set in Time DomainJJG 720-19911991-12-1
Taxi Meter Standard equipmentJJG 738-19911991-10-1
Verification Regulation of Rubidium Gas Cell Frequency StandardsJJG 292-19961991-8-10
Verification Regulation of RF Q Standard CoilJJG 69-19901991-2-1
Time and Frequency Measuring InsrtumentsJJG 2007-19871988-10-1
Model PB-2 Decimal Frequency MeterJJG 503-19871988-4-6
Cesium Beam Frequency StandardJJG492-19871988-1-9
Verification Regulation of Chronometer with Pointer IndicationJJG 106-19811983-1-1
Verification Regulation of Heterodyne Frequency MeterJJG 200-19801980-12-1
About Us   |    Contact Us   |    Terms of Service   |    Privacy   |    Cancellation & Refund Policy   |    Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 Email: | Send me a messageQQ: 672269886
Copyright: Foryou Tech Co., Ltd. 2008-2040