Normy GB - Čínské národní normy - strana 7453

Classification, terminology and numbering for parts and assemblies of the mechanical time measuring instruments Classification, terminology and numbering for parts and assemblies of wrist watches and lever escapement alarm olocks

NEPLATNÁ vydána dne 13.9.1986

Chemical reagent--Carbon tetrachloride

NEPLATNÁ vydána dne 1.9.1992

Acoustics--Determination of sound power levels of noise sources--Precision methods and engineering methods for reverberation rooms

NEPLATNÁ vydána dne 13.9.1986

Acoustics—Determination of sound power levels of noise sources using sound pressure—Precision methods for reverberation rooms

NEPLATNÁ vydána dne 26.3.2002

Acoustics—Determination of sound power levels of noise sources—Engineering methods for small,movable sources in reverberant field—Part 1:Comparison method for hard-walled test rooms

NEPLATNÁ vydána dne 26.3.2002

Acoustics—Determination of sound power levels of noise sources—Precision methods for anechoic and semi-anechoic rooms

NEPLATNÁ vydána dne 13.9.1986

Acoustics—Determination of sound power levels of noise sources using pressure—Precision methods for anechoic and hemi-anechoic rooms

NEPLATNÁ vydána dne 2.7.2008

Wire,bar or tube drawing dies—As sintered pellets of hardmetal

NEPLATNÁ vydána dne 17.10.1995

Hardmetal products—Sampling and testing

NEPLATNÁ vydána dne 15.9.1986

Hardmetals—Sampling and testing of mixed powder

NEPLATNÁ vydána dne 15.9.1986