SS-EN 50267-2-3:2001 火災(zāi)條件下電纜的常用試驗(yàn)方法 電纜材料燃燒過程中產(chǎn)生的氣體試驗(yàn) 第2-3部分：程序 通過測定 pH 值的加權(quán)平均值來確定電纜氣體的酸度……

EN 50267-2-3 specifies the test method and procedure for the determination of the degree of acidity of gases evolved during the combustion of electric

Common test methods for cables under fire conditions - Tests on gases evolved during combustion of materials from cables - Part 2-3: Procedures - Determination of degree of acidity of gases for cables by determination of the weighted average of pH and ...

EN 50267-2-3:1998 著火條件下電纜通用試驗(yàn)方法.電纜材料燃燒過程中放出氣體的試驗(yàn).第2-3部分:試驗(yàn)程序.通過測量Ph值和傳導(dǎo)性的加權(quán)平均值測定氣體酸度

Common Test Methods for Cables under Fire Conditions - Tests on Gases Evolved During Combustion of Materials from Cables - Part 2-3: Procedures - Determination of Degree of Acidity of Gases for Cables by Determination of the Weighted Average of pH and Con

OS GSO EN 50267-2-3:2011 火災(zāi)條件下電纜的通用試驗(yàn)方法 電纜材料燃燒過程中產(chǎn)生的氣體的試驗(yàn) 第2-3部分：程序 通過測定 pH 值和 . 的加權(quán)平均值來確定電纜氣體的酸度

Common test methods for cables under fire conditions — Tests on gases evolved during combustion of materials from cables — Part 2-3: Procedures — Determination of degree of acidity of gases for cables by determination of the weighted average of pH and ...

GSO EN 50267-2-3:2011 火災(zāi)條件下電纜的通用試驗(yàn)方法 電纜材料燃燒過程中產(chǎn)生的氣體的試驗(yàn) 第2-3部分：程序 通過測定 pH 值和 . 的加權(quán)平均值來確定電纜氣體的酸度

EN 50267-2-3 specifies the test method and procedure for the determination of the degree of acidity of gases evolved during the combustion of electric

Common test methods for cables under fire conditions — Tests on gases evolved during combustion of materials from cables — Part 2-3: Procedures — Determination of degree of acidity of gases for cables by determination of the weighted average of pH and ...

DS/EN 50267-2-3:1999 火災(zāi)條件下電纜的通用試驗(yàn)方法 電纜材料燃燒過程中釋放的氣體試驗(yàn) 第2部分：程序 第 3 節(jié)：通過測定 pH 值的加權(quán)平均值來測定電纜氣體的酸度

This Section 3 of EN 50267-2 specifies the test method and procedure for the determination of the degree of acidity of gases evolved during

Common test methods for cables under fire conditions - Tests on gases evolved during combustion of material from cables - Part 2: Procedures - Section 3: Determination of degree of acidity of gases for cables by determination of the weighted average of pH

LST EN 50267-2-3-2000 著火條件下電纜的通用測試方法-電纜材料燃燒釋放氣體的測試-第 2-3 部分：程序-通過測定 pH 值和電導(dǎo)率的加權(quán)平均值來測定電纜氣體的酸度

Common test methods for cables under fire conditions - Tests on gases evolved combustion of materials from cables - Part 2-3: Procedures - Determination of degree of acidity of gases for cables by determination of the weighted average of pH and conductivi

UNE-EN 50267-2-3:1999 火災(zāi)條件下電纜的常用測試方法 電纜材料燃燒過程中產(chǎn)生的氣體測試 第2部分：程序 第3節(jié)：通過測定 PH 值的加權(quán)平均值來確定電纜氣體的酸度...

COMMON TEST METHODS FOR CABLES UNDER FIRE CONDITIONS. TEST ON GASES EVOLVED DURING COMBUSTION OF MATERIAL FROM CABLES. PART 2: PROCEDURES. SECTION 3: DETERMINATION OF DEGREE OF ACIDITY OF GASES FOR CABLES BY DETERMINATION OF THE WEIGHTED AVERAGE OF PH ...

BS EN 50267-2-3:1999 燃燒情況下電纜的一般檢驗(yàn)方法.電纜材料燃燒時(shí)產(chǎn)生的氣體的試驗(yàn).程序.通過測量Ph值和傳導(dǎo)率的加權(quán)平均值測定電纜燃燒產(chǎn)生的氣體的酸度

Specifies the test method and procedure for the determination of the degree of acidity of gases evolved during the combustion of electrical or optical

Common test methods for cables under fire conditions - Tests on gases evolved during combustion of materials from cables - Procedures - Determination of degree of acidity of gases for cables by determination of the weighted average of pH and conductivity

CEI EN 50267-2-3:1999 著火條件下電纜的通用測試方法 電纜材料燃燒過程中產(chǎn)生的氣體的測試 第2-3部分：程序 通過測定 pH 和 .. 的加權(quán)平均值來確定電纜氣體的酸度

ITALIAN

Common test methods for cables under fire conditions - Tests on gases evolved during combustion of materials from cables - Part 2-3: Procedures - Determination of degree of acidity of gases for cables by determination of the weighted average of pH and ...

NF C32-074-23:2000 火災(zāi)時(shí)電纜的一般檢驗(yàn)方法.電纜材料燃燒時(shí)所產(chǎn)生氣體的檢驗(yàn).第2-3部分:檢驗(yàn)方法.通過Ph值和傳導(dǎo)率的加權(quán)平均值的測定來確定電纜燃燒時(shí)產(chǎn)生氣體的酸度等級(jí)

Common test methods for cables under fire conditions - Test on gas evolved during combustion of materials from cables - Part 2-3 : Procedures - Determination of degree of acidity of gases for cables by determination of the weighted average of pH and condu

JJG 1175-2021 200 Hz~5 kHz標(biāo)準(zhǔn)水聽器(復(fù)數(shù)移動(dòng)權(quán)值平均法)

Standard Hydrophones in 200 Hz to 5 kHz(Complex Moving Weighted Averaging Method)

T/CDIP 001-2021 知識(shí)產(chǎn)權(quán)價(jià)值評(píng)估規(guī)范

知識(shí)產(chǎn)權(quán)價(jià)值評(píng)估規(guī)范 1 范圍 本文件規(guī)定了知識(shí)產(chǎn)權(quán)價(jià)值評(píng)估的術(shù)語和定義、評(píng)估原則、評(píng)估要求、評(píng)估程序、評(píng)估方 法、服務(wù)評(píng)價(jià)與改進(jìn)的要求。 本文件適用于資產(chǎn)評(píng)估機(jī)構(gòu)對知識(shí)產(chǎn)權(quán)價(jià)值的評(píng)估過程。 2 規(guī)范性引用文件 下列文件中的內(nèi)容通過文中的規(guī)范性引用而構(gòu)成本文件必不可少

Specification for intellectual property value evaluation

DB13/T 332-1997 出口無毛絨平均長度重量加權(quán)檢驗(yàn)規(guī)程

本標(biāo)準(zhǔn)由中華人民共和國河北進(jìn)出口商品檢驗(yàn)局提出。 本標(biāo)準(zhǔn)起草單位:中華人民共和國河北進(jìn)出口商品檢驗(yàn)局 本標(biāo)準(zhǔn)主要起草人:劉海源本標(biāo)準(zhǔn)規(guī)定了出口無毛絨平均長度重量加權(quán)檢驗(yàn)的實(shí)驗(yàn)室條件、儀器用具、抽樣、試 樣制備、方法與步驟、結(jié)果計(jì)算、結(jié)果判定。 本標(biāo)準(zhǔn)適用于出口無毛絨(山羊絨、駝絨、耗牛絨等

Inspection rules for weight weighting of average length and weight of non-plush for export

DIN 45641:1990 聲級(jí)平均值

This standard defines the mean level of sound events and gives methods for its determination

Averaging of sound levels

GB/T 19797-2005 農(nóng)業(yè)灌溉設(shè)備 中心支軸式和平移式噴灌機(jī) 水量分布均勻度的測定

本標(biāo)準(zhǔn)規(guī)定了配置旋轉(zhuǎn)式或非旋轉(zhuǎn)式噴頭的中心支軸式（圓形）和平移式噴灌機(jī)的田間水量分布均勻度測定方法和水量分布均勻系數(shù)的計(jì)算方法。 本標(biāo)準(zhǔn)適用于灌水裝置連續(xù)噴灑、產(chǎn)生重疊水量分布的中心軸式和平移式噴灌機(jī)。 本標(biāo)準(zhǔn)不適用于裝有地角壁臂的中心支軸式噴灌機(jī)

Agricultural irrigation equipment.Centre-pivot and moving lateral irrigation machines.Determination of uniformity of water distribution