GB/T 17341-1998
光学和光学仪器 焦度计
Optics and optical instruments--Focimeters
- 实施日期
- 1998-12-01
- ICS 分类
- 17.180.30
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 1,579 条
GB/T 17341-1998
Optics and optical instruments--Focimeters
GB/T 17248.4-1998
Acoustics--Noise emitted by machinery and equipment--Determination of emission sound pressure level at a work station and at other specified position from the sound power level
GB/T 17247.2-1998
Acoustics--Attenuation ofsound during propagation outdoors--Part 2:General method of calculation
GB/T 17252-1998
Acoustics--Characteristics and measurements of ultrasonic piezoelectric transducers up to 100kHz
GB/T 17251-1998
Acoustics--Calibration method of hydrophone acceleration sensitivity
GB/T 4854.3-1998
Acoustics--Reference zero for the calibration of audiometric equipment--Part 3:Reference equivalent threshold force levels for pure tones and bone vibrators
GB/T 17164-1997
Glossary of terms used in dimensional measuring instruments--Product terms
GB/T 17163-1997
Glossary of terms used in dimensional measuring instruments--General terms
GB/T 16955-1997
Acoustics--Tractors and machinery for agriculture and forestry--Measurement of noise at the operator’s position--Survey method
GB/T 16892-1997
Geometrical tolerancing indication of non-rigid parts
GB/T 16864-1997
Method for testing cryogenic transmissivityof crystals
GB/T 16863-1997
Method for testing refractive index of crystals
GB/T 16857.2-1997
Coordinate metrology--Part 2:Performance assessment of coordinate measuring machines
GB/T 11348.2-1997
Mechanical vibration of non-reciprocating machines--Measurements on rotating shafts and evaluation criteria--Part 2:Large land-based steam turbine generator sets
GB/T 16839.2-1997
Thermocouples--Part 2:Tolerances
GB/T 16839.1-1997
Thermocouples--Part 1:Reference tables
GB/T 3977-1997
Methods of color specification
GB/T 7921-1997
Uniform colour space and colour difference formula
GB/T 16747-1997
Surface waviness terms
GB/T 1800.1-1997
Limits and fits--Bases--Part 1:Terminology