Tra cứu Tiêu chuẩn quốc tế

BS ISO 6989:1981

Textiles fibres. Determination of length and length distribution of staple fibres (by measurement of single fibres)

Textiles fibres. Determination of length and length distribution of staple fibres (by measurement of single fibres)

BS ISO 70:1981

Cinematography. Monophonic 35 mm negative photographic sound record on 35 mm motion-picture film. Position and maximum width dimensions

Cinematography. Monophonic 35 mm negative photographic sound record on 35 mm motion-picture film. Position and maximum width dimensions

BS S 159:1981

Specification for 12% chromium-nickel-molybdenum-vanadium heat-resisting steel bars for the manufacture of fasteners (1100-1300 MPa: limiting ruling section 50 mm)

Specification for 12% chromium-nickel-molybdenum-vanadium heat-resisting steel bars for the manufacture of fasteners (1100-1300 MPa: limiting ruling section 50 mm)

DIN 4084 Supplement 1:1981

Subsoil; Calculations of terrain rupture and slope rupture; Explanations

Subsoil; Calculations of terrain rupture and slope rupture; Explanations

IEC 60524:1975+AMD1:1981 CSV

Direct-current resistive volt ratio boxes

IEC 60618:1978+AMD1:1981 CSV

Inductive voltage dividers

ISO 3744:1981

Acoustics -- Determination of sound power levels of noise sources -- Engineering methods for free-field conditions over a reflecting plane

ISO 4043:1981

Booths for simultaneous interpretation -- Mobile booths -- General characteristics and equipment

ISO 4082:1981

Road vehicles -- Motor vehicles -- Flasher units

ISO 4336:1981

Numerical control of machines -- Specification of interface signals between the numerical control unit and the electrical equipment of an NC machine

ISO 4869:1981

Acoustics -- Measurement of sound attenuation of hearing protectors -- Subjective method

ISO 5129:1981

Acoustics -- Measurement of noise inside aircraft

ISO 5138-3:1981

Office machines - Vocabulary - Part 3: Addressing machines

ISO 5138-4:1981

Office machines - Vocabulary - Part 4: Letter opening machines

ISO 5138-5:1981

Office machines - Vocabulary - Part 5: Letter folding machines

ISO 5459:1981

Technical drawings -- Geometrical tolerancing -- Datums and datum-systems for geometrical tolerances

ISO 6727:1981

Road vehicles -- Motorcycles -- Symbols for controls

ISO 6927:1981

Building construction -- Jointing products -- Sealants -- Vocabulary

ISO 7077:1981

Measuring methods for building -- General principles and procedures for the verification of dimensional compliance

ISO/TR 6132:1981

Numerical control of machines -- Operational command and data format