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共找到 150 條與 脫鹽率 相關(guān)的標(biāo)準(zhǔn),共 10 頁(yè)

本部分規(guī)定了材料和涂層雙向反射率的測(cè)試要求、測(cè)試系統(tǒng)、測(cè)試程序以及數(shù)據(jù)處理方法。 本部分適用于實(shí)驗(yàn)室條件下,光譜范圍為0.4μm~2.5μm,導(dǎo)彈、衛(wèi)星、飛機(jī)、艦船、車(chē)輛等目標(biāo)表面材料和涂層的雙向反射率測(cè)量,也適用于裸土、沙地、草地等粗糙地物背景以及流體表面的雙向反射率測(cè)量

The measurement method for reflectivity and emissivity of material and coating.Part 1: Reflectivity

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Reaction-to-fire tests-Heat release, smoke production and mass loss rate-Part 2:Smoke production rate(dynamic measurement)

Static power convertors; duty of power convertors; types of d. c. loadBearbeitet vom FNE/VDE Gemeinschaftsausschu? 221.2/0556

Static power convertors; duty of power convertors, typers of d.c. load

本部分或定在實(shí)驗(yàn)室條件下, 利用等溫輻射法對(duì)軍用表面材料 (含涂層) 在 223 K ~ 700 K 溫度范圍內(nèi), 光譜范圍為 2 μm ~ 14 μm 波段內(nèi)、被測(cè)樣品表面法線(xiàn)與觀察視鏈夾角 0° ~ 45°范圍內(nèi)的紅外光譜發(fā)射率測(cè)試方法。 本部分適用于軍用目標(biāo)——導(dǎo)彈、衛(wèi)星、飛機(jī)、艦船、車(chē)輛等

Test methods for reflectivity and emissivity of materials and coatings Part 2: Emissivity

This specification covers the general requirements for power dividers, power combiners, and power divider/combiners. Specific requirements tailored

Power Dividers, Power Combiners, and Power Divider/Combiners, General Specification for

This document specifies the determination of total luminous transmittance and total luminous reflectance on clear, translucent or opaque plastics

Plastics — Determination of total luminous transmittance and reflectance

本標(biāo)準(zhǔn)規(guī)定了使用分光光度計(jì)測(cè)定透光率、反射率以及太陽(yáng)輻射的透射率和吸收率,包括環(huán)境溫度下的熱輻射發(fā)射性的方法。此外還規(guī)定了用作建筑開(kāi)口時(shí)玻璃太陽(yáng)能總能傳遞的方法,該數(shù)據(jù)可用于室內(nèi)采光、采暖/制冷及通風(fēng)等計(jì)算,并且可便于比較不同類(lèi)型的玻璃性能

Testing method for transmittance, reflectance and emissivity of flat glass and calculation of total solar energy transmittance of glazing

Test methods for reflectivity and emissivity of materials and coatings Part 1: Reflectivity

Electric motor convertors with rated power from 8 to 200 kW and frequency from 1000 hz and above Frincipal quantities. Basic parameters

POWER DIVIDERS, POWER COMBINERS, AND POWER DIVIDER/COMBINERS(SUPERSEDING MIL-P-23971B)

本標(biāo)準(zhǔn)適用于頻率、頻帶、調(diào)變與頻率圖之符號(hào)

Graphic Symbols for Frequencies, Bands, Modulation and Frequency Diagrams

The ITU Radiocommunication Assembly,considering the necessity of using a single formula for calculation of the index of refraction of the atmosphere

The radio refractive index: its formula and refractivity data Question ITU-R 201/3

本標(biāo)準(zhǔn)規(guī)定了頻率表的分類(lèi)、要求、試驗(yàn)方法、檢驗(yàn)規(guī)則、標(biāo)志、包裝、運(yùn)輸和貯存。 本標(biāo)準(zhǔn)適用于: 一般工業(yè)用直接作用模擬顯示的頻率表及其連用的不可互換附件。 一般工業(yè)用帶有電子測(cè)量裝置的頻率表及其連用的不可互換附件

Frequency meters

This chapter consiste of a listing of terms and definitions and letter symbols that are used in other parte of this document and some are included

Power MOSFET's

本標(biāo)準(zhǔn)規(guī)定了煙絲整絲率和碎絲率的測(cè)定方法。 本標(biāo)準(zhǔn)適用于煙絲、葉絲、梗絲、回收煙絲、再造煙葉絲和膨脹煙絲

Measurement of whole cut rate and broken cut rate




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