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ISO ASTM .pdf EN BS 标准 SAE scan.pdf 地方 AS GB GBT JIS IEC AMS NZS 附有答案技术行业标准军用电子行业 SJ 2023 .docx DIN JB IEEE API rus.pdf Std 规范安全 TS DB15 DB37 2025 TR DB44 NACE ASME 2022 STP 规程 24.pdf DLT Paper 系统 SJT 试验

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ANSI AWWA C702-24.pdf

Since 1881SMA NSI/AWWA C7 02-24(Revi si on of ANSI/AWWA C702-19 )Cold-Water Meter s—Compound TypeEfective date: Ap...

2026-01-20发布 2 浏览 40 页 1.66 MB
ANSI AWWA G410-23.pdf

??????? ?????????????????????????? ???!?"!#$%&??%%'" ? (?& (?%)*"+,?" ??& *??? !????? ?????-./0123/451/67589:;<;=>?@ABCDE...

2026-01-20发布 2 浏览 60 页 2.67 MB
ANSI AWWA C519-25(1).pdf

Since 1881SMA NSI/AWWA C519-25(R evision of ANSI/AWWA C 519-18)High-Perfor mance Waterwor ks Butterfly Valves— 3 I...

2026-01-20发布 2 浏览 60 页 1.99 MB
ANSI AWWA C700-24.pdf

Since 1881SMANSI/AWWA C7 00-24(Revisi on of ANS I/AWWA C700- 20)Cold-Water Meter s—Displacement Type, Metal Allo y...

2026-01-20发布 2 浏览 44 页 1.76 MB
ANSI AWWA B602-25.pdf

Since 1881SMA NSI/AWWA B602-25(Revi si on of ANS I/AWWA B602-17)Copper SulfateEffective date: Nov. 1, 2025.First ed...

2026-01-20发布 3 浏览 24 页 1.29 MB
ANSI AWWA C520-24.pdf

??????? ??????????????????????? !?"#$?%?"&'?()*+,, -./0123/45'?()++,, -789:;<=9>?;9@A:;BCDEFEGBHIJKLMNILIOPQRRJOSMNTUVOQJNO...

2026-01-20发布 1 浏览 36 页 2.22 MB
ANSI AWWA C508-25.pdf

Since 1881SMANSI/AWWA C508-25(Revi si on of ANS I/AWWA C 508-17)Swing-Check Valves for Wat erwor ks Service, 2 -I...

2026-01-20发布 2 浏览 36 页 1.7 MB
AWWA Manual M80 2025.pdf

Manual of W ater Supply PracticesM80Biological Dr inking Wat er Tr eatmentM80Manual of Wat er Supply Pract icesBi...

2026-01-20发布 3 浏览 231 页 11.34 MB
ANSI AWWA C701-24.pdf

Since 1881SMANSI/AWWA C7 01-24(Revi si on of ANSI/AWWA C701-19 )Cold-Water Meter s—Tur bine Type, for Customer Se...

2026-01-20发布 2 浏览 40 页 1.66 MB
ANSI AWWA C225-20 (2025).pdf

Since 1881SMA NSI/AWWA C225-20( R25)(Revi si on of ANSI/AWWA C22 5-14 )R eaffrmed wi thout revi si on 2025Fused...

2026-01-20发布 2 浏览 28 页 1.42 MB
ANSI AWWA C106 - A21.6-80 scan.pdf

ANSI/AWWA C106/A2 1.6-80 Revision of ANSI A21.6-1975 (AWWA C106-75) for GRAY-IRON PIPE CENTRIFUGALLY CAST IN METAL...

2026-01-20发布 2 浏览 40 页 1.36 MB
AWWA Manual M36 2024.pdf

Manual of W ater Supply PracticesFifth EditionWat er Audits and Loss Contr ol Pr ogr amsM36M36Manual of Water Su...

2026-01-20发布 6 浏览 370 页 1 次下载 15.05 MB
ANSI AWWA B402-24.pdf

op mark sSince 1881SMFerrous Su lfateEffective date: Nov. 1, 2024.First edition approved by Board of Directors Jun...

2026-01-20发布 2 浏览 24 页 1.34 MB
AWWA Manual M45 2026.pdf

Manual of W ater Supply PracticesFourth EditionFiber glass Pipe DesignM45M45Manual of Wat er Supply Pract icesFiber...

2026-01-20发布 3 浏览 163 页 9.38 MB
ANSI AWWA B104-24.pdf

Since 1881SMANSI/AWWA B104-24(New Edi ti on)Single-Use Ion Exchange Tr eatment for Tr ace Contaminant RemovalEffecti...

2026-01-20发布 3 浏览 60 页 1.88 MB
AWWA Manual M52 2017 errata.pdf

Errata toAWWA Manual M52, Water Conservation Programs — A Planning Manual , 2nd ed.(December 2017)On page 23 the...

2026-01-20发布 3 浏览 3 页 193.71 KB
ANSI AWWA B507-23.pdf

eal crop mark sSince 1881SMPhosphori c Aci dEff ective date: June 1, 2023.First edition approved by Board of Dir...

2026-01-20发布 2 浏览 24 页 1.64 MB
AWWA Manual M49 2025.pdf

Manual of W ater Supply PracticesFourth EditionQuart er-Tur n Valves:Head Loss, Torque, and Cavitation AnalysisM49M4...

2026-01-20发布 5 浏览 173 页 9.62 MB
ANSI AWWA C502-24.pdf

Since 1881SMDry-Bar r el Fir e Hydr antsEffective dat e: Feb. 1, 2025.First edition appr oved by Board of Dir ...

2026-01-20发布 2 浏览 44 页 1.95 MB
ANSI AWWA B506-25.pdf

Since 1881SMANSI/AWWA B506-25(R evisi on of ANS I/AWWA B506-18)Zinc OrthophosphateEffective date: July 1, 2025.First...

2026-01-20发布 2 浏览 24 页 1.38 MB

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