LY/T 1220-1999 森林土壤呼吸强度的测定
时间:2024-05-19 17:26:13 来源: 标准资料网 作者:标准资料网 阅读:8750
基本信息
标准名称: | 森林土壤呼吸强度的测定 |
英文名称: | Determination of intensity of forest soil respiration |
中标分类: |
农业、林业 >>
土壤与肥料 >>
土壤、肥料综合 |
替代情况: | 原标准号GB 7840-1987 |
发布日期: | 1999-07-15 |
实施日期: | 1999-11-01 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 4页 |
适用范围
没有内容
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类: 农业 林业 土壤与肥料 土壤 肥料综合
【英文标准名称】:Liveworking.Portableequipmentforearthingorearthingandshort-circuiting.
【原文标准名称】:带电作业.接地用便携式设备或接地和短路
【标准号】:NFC18-446-1996
【标准状态】:现行
【国别】:法国
【发布日期】:1996-03-01
【实施或试行日期】:1996-03-20
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:检验;作标记;安全工程;铁路架空输电网;规范(验收);职业安全;安全;短路;铁路;可运输的;电气安全;交流电流;定义;接地装置;电气工程;叙述;试验;使用说明;移动的;短路装置;带电作业;铁路设施;接地;电流传导;电气设备;电气保护设备;架空线
【英文主题词】:Alternatingcurrent;Currentconduction;Definition;Definitions;Devicesforearthing;Earthing;Electricalengineering;Electricalequipment;Electricalprotectionequipment;Electricalsafety;Inscription;Inspection;Instructionsforuse;Liveworking;Marking;Mobile;Occupationalsafety;Overheadpowerlines;Railwayapplications;Railwaycatenaries;Railways;Safety;Safetyengineering;Short-circuiting;Short-circuitingdevices;Specification(approval);Testing;Transportable
【摘要】:
【中国标准分类号】:F21
【国际标准分类号】:13_260
【页数】:43P;A4
【正文语种】:其他
【英文标准名称】:StandardTestMethodsforConductingPerformanceTestsonMechanicalConveyingEquipmentUsedinResourceRecoverySystems
【原文标准名称】:资源回收开发系统用机械输送设备性能试验的试验方法
【标准号】:ASTME868-1982(2005)
【标准状态】:现行
【国别】:
【发布日期】:1982
【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】:D34.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:资源开发;试验;性能;污染控制;设备
【英文主题词】:
【摘要】:Thesetestmethodsmaybeusedtomeasuretheequipmentperformance.Thesetestmethodsareapplicablewhentheconveyingequipmentisofsufficientlengthandisaccessiblefortakingthesamplesandmeasuringthespeed,orwhenthedischargeisaccessibletocollectasampleinagivenlengthoftime.Notallpiecesofequipmentinaprocessingplantmaybeaccessible;therefore,theinputortotalofinputstoadjacentupstreamequipment/outputortotalofoutputsofadjacentdownstreamequipmentmaybeusedtodeterminethethroughputoftheconveyingequipmentinquestion.Judgementmustbeusedtodetermineanylossofmaterialorchangesinbulkdensity.1.1Thesetestmethodsincludedescriptionsforconductingandreportingthroughputandelectricalpowertestsonmechanicalconveyingequipmentformunicipalsolidwasteandrecoveredproductsfromresourcerecoverysystems.Otheraspectsofperformancetestingsuchasspillage,conveyortracking,dusting,slippage,transferpoints,etc.,shouldbeconsideredintheinterpretationoftheresults.Thesetestmethodscanbeusedonequipmenthandlingrawrefuse,processedrefuse,magneticscrapmetals,nonferrousscrapmetals,mixedglass,andresiduesortailings.Thesetestmethodsmayalsobeusedformaterialsinotherindustries.1.2Thesetestmethodscovermechanicalconveyingequipmentincludingapron,belt,drag,flight,screw,slat,andvibratingconveyorsandbucketelevators.1.3Thesetestmethodsareapplicablespecificallytotheresourcerecoveryindustrysincemunicipalsolidwastesareheterogeneousmixturesandthecompositionandbulkdensitiesvaryconsiderablydependingonmanyfactors.Becauseofthevaryingcompositionofmunicipalsolidwaste,anumberofsamplesmustbetakentodetermineaccuratelytheperformanceofthemechanicalconveyingequipment.1.4Testmethodsfordeterminingtheapproximateas-conveyedbulkdensityofthematerialandfordeterminingtheelectricalhorsepowerinputoftheequipmentmotorsarealsoincluded.1.5Itisintendedthatthetestsbemadeandreportedbypersonneltrainedintheproperapplicationanduseofthevariousinstrumentsandmethodsinvolved.1.6ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forhazardstatement,seeSection.
【中国标准分类号】:J81
【国际标准分类号】:53_040_01
【页数】:5P.;A4
【正文语种】: