谈球吧体育7гҖҒгҖҗеҚ•йҖүйўҳгҖ‘еҸҜзҮғзү©иҙЁеңЁж··еҗҲзү©дёӯеҸ‘з”ҹзҲҶзӮёзҡ„жңҖдҪҺжө“еәҰз§°дёәгҖӮ(A)AгҖҒзҲҶзӮёдёӢйҷҗBгҖҒзҲҶзӮёжһҒйҷҗCгҖҒзҲҶзӮёдёҠйҷҗ8гҖҒгҖҗеҚ•йҖүйўҳгҖ‘еңЁиҝӣиЎҢжү“зЈЁиҪЁи·қж—¶,йқһж“ҚдҪңдәәе‘ҳеә”зҰ»ејҖдҪңдёҡеҢәиҮіе°‘mд»ҘдёҠгҖӮ氢气在氧谈球吧体育气中的爆炸极限(ж°ўж°”зҮғзғ§зҡ„жё©еәҰиғҪеҲ°еӨҡе°‘еәҰ)е°ҶжІ№з”°з”ҹдә§дёӯеёёз”ЁеҲ°зҡ„еҸҜзҮғж°”дҪ“зҲҶзӮёжһҒйҷҗж•°жҚ®еҲ—иЎЁ,еҰӮиЎЁ1жүҖзӨәгҖӮд»ҺиЎЁдёӯеҸҜд»ҘзңӢеҮә,йҡҸзқҖеҗ«зўійҮҸзҡ„еўһеҠ,зҲҶзӮёдёҠдёӢйҷҗйҖҗжёҗдёӢйҷҚ,жӣҙе®№жҳ“еҸ‘з”ҹзҲҶзӮёгҖӮеҗҢж—¶,иҝҳиҰҒе…іжіЁж°ўж°”зӯүеҗ«йҮҸеҫ®е°Ҹзҡ„ж°”дҪ“еҜ№зҲҶзӮёжһҒйҷҗзҡ„

1、ж°ўж°”еңЁз©әж°”дёӯзҡ„зҲҶзӮёжһҒйҷҗдёә4%пҪһ74.2%,еҪ“з©әж°”дёӯж°ўж°”е’Ңж°§ж°”жҒ°еҘҪе®Ңе…ЁеҸҚеә”ж—¶,зҲҶзӮёиғҪеҠӣжңҖејә,иҝҷж—¶еңЁз©әж°”йҮҢж°ўж°”зҡ„дҪ“з§ҜеҲҶж•°жҳҜA.4%B.29.6%C.66.7%D.74

2、A.зҲҶзӮёжһҒйҷҗйҖҡеёёд»ҘдёҺз©әж°”ж··еҗҲеҗҺдҪ“з§ҜеҲҶж•°(%)жҲ–еҚ•дҪҚдҪ“з§ҜдёӯиҙЁйҮҸ(g/m3)зӯүжқҘиЎЁзӨәB.йҒҮзҒ«дјҡеҸ‘з”ҹзҲҶзӮёжңҖй«ҳжҲ–жңҖдҪҺжө“еәҰз§°дёәзҲҶзӮёжө“еәҰжһҒйҷҗC.иғҪеј•иө·зҲҶзӮёжңҖй«ҳжө“еәҰз§°дёәзҲҶзӮёдёҠйҷҗD

3、ж°ўж°”еңЁз©әж°”дёӯжңүдёҖе®ҡжҜ”дҫӢж—¶,зӮ№зҮғдјҡзҲҶзӮё,еӣдёәж°ўж°”дјҡдёҺж°§ж°”еҸҚеә”ж°ўж°”еңЁз©әж°”дёӯзҡ„зҲҶзӮёжһҒйҷҗеҖј,еңЁдёҚеҗҢд№ҰдёҠз•ҘжңүеҮәе…Ҙ.дҫӢеҰӮ,еҲқдёүеҢ–еӯҰжҳҜ4%пҪһ74.2%,жҲҙе®үйӮҰзј–и‘—зҡ„"ж—жңәеҢ–еӯҰж•ҷзЁӢ

4、ж°ўж°”еңЁз©әж°”дёӯзҡ„зҲҶзӮёжһҒйҷҗеҖј,еңЁдёҚеҗҢд№ҰдёҠз•ҘжңүеҮәе…Ҙ.дҫӢеҰӮ,еҲқдёүеҢ–еӯҰжҳҜ4%пҪһ74.2%,жҲҙе®үйӮҰзј–и‘—зҡ„"ж—жңәеҢ–еӯҰж•ҷзЁӢ"жҳҜ9.5%пҪһ65%жһҒйҷҗжҳҜ4.0%~75.6%

5、жҳҫ然,еңЁж°ўж°”жө“еәҰй«ҳзҡ„зҺҜеўғдёӯ,дёҖж°§еҢ–зўі/дҪҺж°ўдјж„ҹеҷЁе’ҢдёҖж°§еҢ–зўі/ж—ж°ўдјж„ҹеҷЁйғҪеҸҜд»ҘйҒҝе…ҚиҜҜжҠҘиӯҰ,и®©дәә们жӣҙеҠзӣёдҝЎдёҖж°§еҢ–зўіиҜ»ж•°жІЎжңүеҸ—еҲ°зҺҜеўғдёӯж°ўж°”зҡ„еҪұе“ҚгҖӮжҖҺд№ҲжЈҖжөӢжңүе®іж°”дҪ“?жңүе“Әдәӣж–№жі•?ж°”

A.зҲҶзӮёжһҒйҷҗB.зҲҶзӮёжө“еәҰжһҒйҷҗC.зҲҶзӮёдёҠйҷҗD.зҲҶзӮёдёӢйҷҗ35гҖҒеңЁе®Үе®ҷйЈһиҲ№дёҠеҲ’зҮғзҒ«жҹҙ,зҒ«з„°дјҡз«ӢеҚізҶ„зҒӯ,иҝҷжҳҜеӣдёә(B)гҖӮA.ж°§ж°”дёҚеӨҹB.еңЁеӨұйҮҚзҡ„жғ…еҶөдёӢз©әж°”дёҚеҜ№жөҒC.зҒ«жҹҙ氢气在氧谈球吧体育气中的爆炸极限(ж°ўж°”зҮғзғ§зҡ„жё©еәҰиғҪеҲ°еӨҡе°‘еәҰ)3гҖҒд谈球吧体育ёӢеҲ—е“ӘйЎ№дёҚжҳҜеҪұе“Қж··еҗҲзү©зҲҶзӮёжһҒйҷҗзҡ„еӣзҙ?вҖўA.ж··еҗҲзү©зҡ„жё©еәҰгҖҒеҺӢеҠӣвҖўB.ж··еҗҲзү©зҡ„еӨҡе°‘вҖўC.ж··еҗҲзү©зҡ„еҗ«ж°§йҮҸвҖўD.е®№еҷЁзҡ„еӨ§е°Ҹ(жҮеҮҶзӯ”жЎҲ:B)4гҖҒдёӢеҲ—йҖүйЎ№дёӯ