GBJ 7-1989 建筑地基基础设计规范

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基本信息
标准名称:建筑地基基础设计规范
英文名称:Specifications for design of building foundations
中标分类: 工程建设 >> 工程结构 >> 地基、基础工程
替代情况:TJ 7-1974;被GB 50007-2002代替
发布日期:1989-03-27
实施日期:1990-01-01
首发日期:1900-01-01
作废日期:2002-12-31
出版日期:1900-01-01
页数:115页
适用范围

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前言

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目录

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引用标准

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所属分类: 工程建设 工程结构 地基 基础工程
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Product Code:SAE AIR6162
Title:Fusion Splicing for Optical Fibers
Issuing Committee:As-3 Fiber Optics And Applied Photonics Committee
Scope: This Aerospace Information Report applies to scientific, engineering, and technical personnel who are interested in the applicability and use of fusion splicing for permanent optical fiber connections.
Rationale: This Aerospace Information Report applies to scientific, engineering, and technical personnel who are interested in the applicability and use of fusion splicing for permanent optical fiber connections.【英文标准名称】:StandardTestMethodforDeterminingtheParticleSizeDistributionofAdvancedCeramicsbyCentrifugalPhotosedimentation
【原文标准名称】:用离心光电沉淀法测定高级陶瓷粒径分布的标准试验方法
【标准号】:ASTMC1282-2008
【标准状态】:现行
【国别】:
【发布日期】:2008
【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】:C28.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:陶瓷粉末;陶瓷;粒度;粒度分布
【英文主题词】:dvancedceramics;particlesizedistribution;photosedimentation;Advancedceramics;Carbides;Particlesizedistribution;Photosedimentation;Siliconnitride(Si3N4)
【摘要】:Manufacturersandusersofadvancedceramicpowderswillfindthistestmethodusefulfordeterminingtheparticlesizedistributionofthesematerialsforproductspecification,qualitycontrol,andresearchanddevelopment.1.1Thistestmethodcoversdeterminationoftheparticlesizedistributionofadvancedceramicpowdersspecificallysiliconnitrideandcarbides,intherangeof0.1to20x03BC;m,havingamedianparticlediameterfrom0.5to5.0x03BC;m.1.2Theproceduredescribedinthistestmethodmaybeappliedsuccessfullytootherceramicpowdersinthisgeneralsizerange,providedthatappropriatedispersionproceduresaredeveloped.Itistheresponsibilityoftheusertodeterminetheapplicabilityofthistestmethodtoothermaterials.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q32
【国际标准分类号】:81_060_99
【页数】:3P.;A4
【正文语种】: