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SAE ARP1409 Aircraft On Board Weight and Balance System Requirements

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Product Code:SAE ARP1409
Title:Aircraft On Board Weight and Balance System Requirements
Issuing Committee:Age-2a Cargo Handling Committee
Scope: This SAE Aerospace Recommended Practice (ARP) establishes requirements for the function, characteristics and installation of an aircraft On Board Weight and Balance System (OBWBS) for use on civil transport aircraft. This document is not intended to specify design methods, mechanisms or material to accomplish the requirements set forth.
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【英文标准名称】:StandardTestMethodforDensityofHydraulicCement
【原文标准名称】:水硬性水泥密度的标准试验方法
【标准号】:ASTMC188-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:C01.25
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:density;hydrauliccement;specificgravity;Density;Hydrauliccementconcrete;Portlandcement
【摘要】:1.1Thistestmethodcoversthedeterminationofthedensityofhydrauliccement.Itsparticularusefulnessisinconnectionwiththedesignandcontrolofconcretemixtures.1.2Thedensityofhydrauliccementisdefinedasthemassofaunitvolumeofthesolids.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q11
【国际标准分类号】:91_100_10
【页数】:3P.;A4
【正文语种】:英语


Product Code:SAE J1500
Title:Universal Symbols for Operator Controls (Cancelled Jan 1987, Superseded by J1449, J1362, J1048, J389, J107)
Issuing Committee:Motor Vehicle Council
Scope:This standard is to delineate the symbols used to identify controls, indicators, and tell-tales for automotive vehicles, trucks, off-the-road vehicles, construction equipment, industrial and recreational transportation and is for reference purposes only. The symbol application is to be found within the appropriate standards listed.