中国标准在线服务网

微信公众号随时随地查标准

QQ交流1群(已满)

QQ群标准在线咨询2

QQ交流2群

购买标准后,可去我的标准下载或阅读

This testing protocol provides the minimum requirements for documenting performance testing of an inline multiphase flow meter under controlled flowing conditions in a flow loop facility. Completion of the testing protocol is not a calibration and does not replace field testing and validation.

定价:

在线阅读 收 藏

IN 1949, Standards on Piezoelectric Crystals [ l ] were issued covering the definition of axes for piezoelectric crystals and their relation to rectangular axes, standards for specifying crystal plate orientation and nomenclature referring to the piezoelectric relations, symbols, and units. In 1957, the IRE Standards on Piezoelectric Crystals [2 ] was issued covering the piezoelectric vibrator: definition and measurements. It is the object of these present Standards to specify a method for… read more determining the basic elastic, piezoelectric, and dielectric constants of crystals. read less

定价:

在线阅读 收 藏

This standard defines broad requirements, and provides guidelines for test method specifications and implementations for all POSIX standards. This standard will revise, enhance, and replace the existing 1003.3-1991 standard.

定价:

在线阅读 收 藏

This standard defines the protocol and compatible interconnection of data communication equipment via a repeater-controlled, star-topology Local Area Network (LAN) using the demand-priority access method.

定价:

在线阅读 收 藏
436 条记录,每页 15 条,当前第 27 / 30 页 第一页 | 上一页 | 下一页 | 最末页  |     转到第   页