半岛电竞:文丘里流量计流量系数核定(иӢҘж–Ү

日期:2023-10-21 09:26:05 | 人气:

半岛电竞4гҖҒж–ҮдёҳйҮҢжөҒйҮҸи®ЎдёҺдёҖе…ғз®ЎжөҒзҗҶи®ә1797е№ҙж„ҸеӨ§еҲ©зү©зҗҶеӯҰ家ж–ҮдёҳйҮҢ(G.B.,1746пҪһ1822е№ҙ,еҰӮеӣҫ9жүҖзӨә)йҖҡиҝҮеҜ№еҸҳжҲӘйқўз®ЎйҒ“е®һйӘҢ,еҸ‘зҺ°жңҖе°ҸжҲӘйқўеӨ„йҖҹеәҰеўһеӨ§гҖҒеҺӢејәеҮҸе°Ҹ(ж–ҮдёҳйҮҢж•Ҳеә”жҸҗеҮәеҲ©半岛电竞:文丘里流量计流量系数核定(иӢҘж–ҮдёҳйҮҢжөҒйҮҸи®ЎдёҚжҳҜж°ҙе№іе®үиЈ…)й•ҝжңҹдҪҝз”ЁеҗҺзҡ„жӨӯеңҶйҪҝиҪ®жөҒйҮҸи®Ў,е…¶еҶ…йғЁзҡ„йҪҝиҪ®дјҡиў«и…җиҡҖе’ҢзЈЁжҚҹ,д»ҺиҖҢеҪұе“ҚжөӢйҮҸзІҫеәҰгҖӮеӣжӯӨ,иҰҒз»ҸеёёжіЁж„Ҹи§ӮеҜҹ,并е®ҡжңҹжӢҶдёӢиҝӣиЎҢжЈҖжҹҘ,иӢҘжқЎд»¶е…Ғи®ёжңҖеҘҪе®ҡжңҹиҝӣиЎҢжҮе®ҡгҖӮдә”гҖҒж–Ү

半岛电竞:文丘里流量计流量系数核定(иӢҘж–ҮдёҳйҮҢжөҒйҮҸи®ЎдёҚжҳҜж°ҙе№іе®үиЈ…)


1、жң¬е®һйӘҢиЈ…зҪ®йҮҮз”ЁиҮӘеҲ¶зҡ„еӯ”жқҝжҲ–ж–ҮдёҳйҮҢжөҒйҮҸи®ЎжөӢе®ҡж¶ІдҪ“жөҒйҮҸ,з”Ёз»Ҹе…ёзҡ„е®№йҮҸжі•жҲ–жҮеҮҶжөҒйҮҸи®Ўжі•иҝӣиЎҢжҮе®ҡ,еҗҢж—¶жөӢе®ҡеҮәеӯ”жөҒзі»ж•°дёҺйӣ·иҜәеҮҶж•°зҡ„е…ізі»гҖӮгҖҗиҜҰз»ҶиҜҙжҳҺгҖ‘иЈ…зҪ®еҠҹиғҪ1)зҶҹжӮүеӯ”жқҝжөҒйҮҸи®ЎгҖҒ

2、ж–ҮдёҳйҮҢеҸҠеӯ”жқҝжөҒйҮҸи®ЎжөҒйҮҸзі»ж•°зҡ„жөӢе®ҡж–№жі•е®һйӘҢж•ҷжЎҲ.pdf9йЎөеҶ…е®№жҸҗдҫӣж–№:жөҰйЎәжҷәеә“еӨ§е°Ҹ:187.65KBеӯ—ж•°:зәҰ1.68дёҮеӯ—еҸ‘еёғж—¶й—ҙ:0еҸ‘еёғдәҺжөҷжұҹжөҸи§Ҳдәәж°”:85дёӢиҪҪж¬Ўж•°:д»…

3、еһӢеҺӢе·®и®Ўзҡ„жөӢйҮҸеҺҹзҗҶ;еһӢеҺӢе·®и®Ўзҡ„жөӢйҮҸеҺҹзҗҶ;еһӢеҺӢе·®и®Ўзҡ„жөӢйҮҸеҺҹзҗҶ;222гҖҒжҺҢжҸЎж–ҮдёҳйҮҢжөҒйҮҸи®ЎжөӢйҮҸжөҒйҮҸзҡ„ж–№жі•е’ҢеҺҹзҗҶ;гҖҒжҺҢжҸЎж–ҮдёҳйҮҢжөҒйҮҸи®ЎжөӢйҮҸжөҒйҮҸзҡ„ж–№жі•е’ҢеҺҹзҗҶ;гҖҒжҺҢжҸЎж–ҮдёҳйҮҢжөҒйҮҸи®ЎжөӢ

4、еҰӮеӣҫжүҖзӨәж–ҮдёҳйҮҢз®Ў,е·ІзҹҘз®ЎйҒ“зӣҙеҫ„d1=100mm,е–үйҒ“зӣҙеҫ„d2=50mm,ж–ҮдёҳйҮҢжөҒйҮҸи®ЎжөҒйҮҸзі»ж•°Ој=0.94,ж°ҙ银差еҺӢи®ЎиҜ»ж•°hp=25cm,еҲҷз®ЎйҒ“йҖҡзҪ‘з«ҷйҰ–йЎөиҖғиҜ•йўҳеә“ж–ҮдёҳйҮҢз®Ўе°„жөҒиЈ…зҪ®зҡ„

5、ж–ҮдёҳйҮҢжөҒйҮҸи®Ўе®һйӘҢдёҖгҖҒе®һйӘҢзӣ®зҡ„иҰҒжұӮ1.йҖҡиҝҮжөӢе®ҡжөҒйҮҸзі»ж•°,жҺҢжҸЎж–ҮдёҳйҮҢжөҒйҮҸи®ЎйҮҸжөӢз®ЎйҒ“жөҒйҮҸзҡ„жҠҖжңҜе’Ңеә”з”Ёж°”дёҖж°ҙеӨҡз®ЎеҺӢе·®и®ЎйҮҸжөӢеҺӢе·®зҡ„жҠҖжңҜ;2.йҖҡиҝҮе®һйӘҢдёҺйҮҸзәІеҲҶжһҗ,дәҶи§Јеә”з”ЁйҮҸзәІеҲҶжһҗдёҺе®һйӘҢз»“

6、ж–ҮдёҳйҮҢжөҒйҮҸи®Ўе®һйӘҢеҲҶжһҗдёҺи®Ёи®әзӯ”жЎҲж–ҮдёҳйҮҢжөҒйҮҸи®Ўе®һйӘҢеӣӣе®һйӘҢеҲҶжһҗдёҺи®Ёи®әй—®йўҳдёҖжң¬е®һйӘҢдёӯеҪұе“Қж–ҮдёҳйҮҢз®ЎжөҒйҮҸзі»ж•°еӨ§е°Ҹзҡ„еӣзҙжңүе“Әдәӣе“ӘдёӘеӣзҙжңҖж•Ҹж„ҹеҜ№d207cmзҡ„з®ЎйҒ“иҖҢиЁҖиӢҘеӣеҠе·ҘзІҫеәҰеҪұе“ҚиҜҜ

半岛电竞:文丘里流量计流量系数核定(иӢҘж–ҮдёҳйҮҢжөҒйҮҸи®ЎдёҚжҳҜж°ҙе№іе®үиЈ…)


жөҒйҮҸи®Ўе®һйӘҢжҠҘе‘ҠвҖ”вҖ”вҖ”дҪңиҖ…:вҖ”вҖ”вҖ”ж—Ҙжңҹ:дёӯеӣҪзҹіжІ№еӨ§еӯҰ(еҚҺдёң)е·ҘзЁӢжөҒдҪ“еҠӣеӯҰе®һйӘҢжҠҘе‘Ҡе®һйӘҢж—Ҙжңҹ:жҲҗз»©:зҸӯзә§:еӯҰеҸ·:姓еҗҚ:ж•ҷеёҲ:жқҺжҲҗеҚҺеҗҢз»„иҖ…:е®һйӘҢдёүгҖҒжөҒйҮҸи®Ўе®һйӘҢдёҖгҖҒе®һйӘҢзӣ®зҡ„(еЎ«з©ә)гҖҒж–Ү半岛电竞:文丘里流量计流量系数核定(иӢҘж–ҮдёҳйҮҢжөҒйҮҸи®ЎдёҚжҳҜж°ҙе№іе®үиЈ…)4.д»Ҙ半岛电竞дёӢеҗ„йЎ№дёӯ,е“ӘеҮйЎ№еҜ№еӯ”жқҝзҡ„жөҒйҮҸзі»ж•°жңүеҪұе“Қ5.д»ҘдёӢе“ӘеҮйЎ№еҜ№и®ҫи®Ўеӯ”жқҝиҖ…жңүз”Ё6.ж–ҮдёҳйҮҢжөҒйҮҸи®Ўе’Ңеӯ”жқҝжөҒйҮҸи®ЎеңЁд»ҘдёӢе“ӘеҮж–№йқўеӯҳеңЁжҳҺжҳҫеҢәеҲ«7.ж–ҮдёҳйҮҢжөҒйҮҸи®ЎеңЁеҰӮ