Industrial fans -- Determination of fan sound power levels under standardized laboratory conditions -- Part 1: General overview
适用范围:ISO 13347:2004 deals with the determination of the acoustic performance of industrial fans. In addition, it may be used to determine the acoustic performance of fans combined with an ancillary device s...
发布日期:2004-08-01 实施日期:2004-08-01
实施日期:2008-02-01
Coaxial communication cables - Part 1-122: Electrical test methods - Test for cross-talk between coaxial cables
适用范围:applies to coaxial communications cables. It specifies a test method for determining the cross-talk between coaxial cables for use in communications systems. This method is applicable for the measureme...
发布日期:2006-03-13 实施日期:2006-03-13
Ships and marine technology - General arrangement plans for ships - Part 1: Requirements, layout
适用范围:This document specifies the requirements and layout used in the general arrangement plants for several types of ship; see also the supplement to this standard.
Determination of total sugars in red ginseng. Spectrophotometry
适用范围:本标准规定了用分光光度法测定红参中总糖(以葡萄糖计)的含量。本标准适用于红参中总糖含量的测定。本标准方法的线性范围为0.012mg~1.8mg。 本标准方法的定量限为1.2%。
发布日期:2013-05-20 实施日期:2013-08-01
Network Aspects (NA); Metropolitan Area Network (MAN); physical layer convergence procedure for 2,048 Mbit/s; English version ETS 300213:1992
适用范围:The document deals with the physical layer convergence procedure at 2,048 Mbit/s for use in the context of a subnetwork of a metropolitan area network.#,,#
适用范围:本标准规定了制(修)订和实施金属材料化学成分分析方法航空标准时必须遵守的总则及一般规则。 本标准适用于制(修)订和实施金属及其合金材料的化学成分分析方法适用于其它原材料的化学成分分析方法。本标准所指的成分分析...
Design guide of construction general plan for water conservancy and hydropower project
适用范围:本标准适用于大、中型水利水电工程施工总布置设计。小型水利水电工程施工总布置设计可参照执行。
发布日期:2010-12-30 实施日期:2011-03-30
Code for design of farmland shelterbelts engineering
适用范围:本规范适用于新建或改造的农田防护林工程设计。
发布日期:2012-12-25 实施日期:2013-05-01
Accuracy (trueness and precision) of measurement methods and results -- Part 5: Alternative methods for the determination of the precision of a standard measurement method
发布日期:1998-07-01 实施日期:1998-07-01
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