熟妇人妻一区二区三区四区,久久ER99热精品一区二区,真实的国产乱XXXX在线,性XXXX18精品A片一区二区



共找到 150 條與 壓力額定值 相關的標準,共 10

Check valve pressure value 25-400

Versione in lingua italiana della norma europea EN 384 (edizione febbraio 1995). Fornisce un metodo per determinare i valori caratteristici delle

Structural timber. Determination of characteristic values of mechanical properties and density.

La presente norma è la versione ufficiale in lingua inglese della norma europea EN 384 (edizione aprile 2010). La norma fornisce un metodo per

Structural timber - Determination of characteristic values of mechanical properties and density

Quantities and units of mechanics

本標準規定了個體從事體力搬運的負重量。 本標準適用于成年人體力搬、扛、推或拉方式的勞動。 本標準不適用于高原地區、山地、泥濘路面及坡度大于10°的道路

The limit on carrying-load for physical work

The application of value analysis methodology allows companies the target-oriented use of the individual and collective creativity of its employees

Value analysis — creativity potential and idea generation

Pressure-Temperature Ratings of Seamless Pipe Used in Power Plant Piping Systems

本標準規定了結構用集成材力學性能特征值的取樣要求、試樣準備、力學性能測試、計算方法和調整等。本標準適用于結構用集成材力學性能特征值的確定方法

Method for determining the characteristic values of mechanical properties of laminated materials for structural use

"This technical report addresses issues related to the effects of external pressure acting on API Subcommittee 17 (SC17@ Subcommittee on Subsea

Consideration of External Pressure in the Design and Pressure Rating of Subsea Equipment (FIRST EDITION)

Acoustics. Pure tone air conduction threshold audiometry for hearing conservation purposes.

本標準規定了一種用逐級加力法測定鋼中氫脆臨界應力值和臨界應力強度值的符號與說明、原理、試驗設備、試樣、試驗程序和試驗報告。 本標準適用于定量評估鋼的氫脆敏感性,或冶煉、熱加工、表面處理等加工過程產生的鋼內殘余氫以及環境外部氫對鋼性能的影響

Test method for measurement of hydrogen embrittlement threshold in steel by the incremental step loading method

本標準規定了煤礦井下用空氣壓縮機的分類和命名、要求、試驗方法、檢驗規則、標志、使用說明書、包裝、運輸和貯存。 本標準適用于煤礦井下用空氣壓縮機(以下簡稱空壓機

Air compressors in underground coal mines

This International Standard specifies a method for the determination of the gross heat of combustion (QPCS) of products at constant volume in a bomb

Reaction to fire tests for products - Determination of the gross heat of combustion (calorific value)

Reaction to fire tests for products - Determination of the gross heat of combustion (calorific value)

EXTRUDED INSULATION POWER CABLES RATED ABOVE 46 THROUGH 345 KV




Copyright ?2007-2025 ANTPEDIA, All Rights Reserved
京ICP備07018254號 京公網安備1101085018 電信與信息服務業務經營許可證:京ICP證110310號
頁面更新時間: 2025-06-16 00:43