geometric standard measurement

measurement standard

measurement standard device

measurement standard instrument

quantum measurement standard

Measurement standard maintenance

crystal-controlled secondary standard frequency measuring equipment

second-class standard of measurement

standard error of measurement

standard facilities for water flowrate measurement

standard for measurement

standard gas measurement

standard measuring equipment

Standard Method of Measurement

Standard Method of Measurement for Civil Engineering Works

Standard Method of Measurement for Civil Engineering Works， SMM

Standard Method of Measurement of Building Works

standard of measure and payment

STANDARD OF MEASUREMENT