乐动体育app在线登录еңЁвҖңжҺўз©¶жұӮеҗҲеҠӣзҡ„ж–№жі•вҖқе®һйӘҢдёӯ,зҺ°жңүжңЁжқҝгҖҒзҷҪзәёгҖҒеӣҫй’үгҖҒж©Ўзҡ®зӯӢгҖҒз»Ҷз»іеҘ—е’ҢдёҖжҠҠеј№з°§жөӢеҠӣи®Ў1)дёәе®ҢжҲҗе®һйӘҢ,жҹҗеҗҢеӯҰеҸҰжүҫжқҘдёҖж№еј№з°§,е…ҲжөӢйҮҸе…¶еҠІеәҰзі»ж•°,еҫ—еҲ°зҡ„е®һйӘҢж•°жҚ®еҰӮдёӢиЎЁ:ж№жҚ®иЎЁ弹簧测力乐动体育app在线登录计的画法(еј№з°§жөӢеҠӣи®Ўз®Җжҳ“еӣҫ)(6)жөӢйҮҸеҠӣж—¶дёҚиғҪи¶…иҝҮеј№з°§жөӢеҠӣи®Ўзҡ„йҮҸзЁӢгҖӮ8.еҠӣзҡ„дёүиҰҒзҙжҳҜ:еҠӣзҡ„еӨ§е°ҸгҖҒж–№еҗ‘гҖҒдҪңз”ЁзӮ№,еҸ«еҒҡеҠӣзҡ„дёүиҰҒзҙ,е®ғ们йғҪиғҪеҪұе“ҚеҠӣзҡ„'дҪңз”Ёж•ҲжһңгҖӮ9.еҠӣзҡ„зӨәж„Ҹеӣҫе°ұжҳҜз”ЁдёҖж№еёҰз®ӯеӨҙзҡ„зәҝж®өжқҘиЎЁзӨәеҠӣгҖӮе…·дҪ“
иҜ•йўҳзӯ”жЎҲеңЁзәҝиҜҫзЁӢеҲҶжһҗ(1)зү©йҮҚдёҺзү©дҪ“зҡ„иҙЁйҮҸжҲҗжӯЈжҜ”,дё”зү©йҮҚдёҺиҙЁйҮҸзҡ„жҜ”еҖјжҳҜдёҖдёӘе®ҡеҖј,з”ұжӯӨиҺ·еҸ–дҝЎжҒҜ,еҫ—еҮәзү©йҮҚзҡ„и®Ўз®—е…¬ејҸжҳҜ:G=mg2)жҺҢжҸЎеӣҫиұЎзҡ„з”»жі•:ж№жҚ®иЎЁжјдёӯж•°жҚ®жҸҸзӮ№,并用平滑
еңЁвҖ乐动体育app在线登录ңз”究еҪұе“Қж»‘еҠЁж‘©ж“ҰеҠӣеӨ§е°Ҹзҡ„еӣзҙвҖқзҡ„е®һйӘҢдёӯ,е°Ҹзәўе’Ңе°Ҹжһ«еҗҢеӯҰеҒҡдәҶеҰӮеӣҫжүҖзӨәзҡ„дёүж¬Ўе®һйӘҢ,з”ЁеҲ°дәҶдёҖдёӘеј№з°§жөӢеҠӣи®ЎгҖҒдёҖдёӘжңЁеқ—гҖҒдёҖдёӘзқзҒгҖҒдёӨдёӘжқҗж–ҷзӣёеҗҢдҪҶиЎЁйқўзІ—зіҷзЁӢеәҰдёҚеҗҢзҡ„й•ҝжңЁжқҝгҖӮ
и§Ј:з”ұеӣҫеҸҜзҹҘ,зү©дҪ“еҸ—еҲ°еј№з°§жөӢеҠӣи®ЎеҜ№е®ғзҡ„жӢүеҠӣеӨ§е°ҸжҳҜ2.2N,еӣдёәзү©дҪ“йқҷжӯў,еҸ—еҠӣе№іиЎЎ,жүҖд»Ҙзү©дҪ“зҡ„йҮҚеҠӣзӯүдәҺжӢүеҠӣ,дёә2.2N,йҮҚеҠӣзҡ„дҪңз”ЁзӮ№еңЁйҮҚеҝғ,ж–№еҗ‘жҳҜз«–зӣҙеҗ‘дёӢ,зү©дҪ“жүҖеҸ—йҮҚеҠӣзҡ„зӨәж„ҸеӣҫеҰӮдёӢ
2жӯЈжҜ”и§Ј1)ж№жҚ®еј№з°§жөӢеҠӣи®ЎжҢҮй’ҲеңЁеҲ»еәҰзӣҳдёҠзҡ„дҪҚзҪ®,еҸҜиҜ»еҮәеӣҫз”Ідёӯеј№з°§жөӢеҠӣи®Ўзҡ„зӨәж•°дёә2NгҖӮ(2)йҖҡиҝҮжҸҸзӮ№(1N,100g2N,200g3N,300g4N,400g5N,500g)дҪңеҮәйҮҚеҠӣдёҺиҙЁйҮҸзҡ„е…ізі»еӣҫиұЎ
6.еҰӮеӣҫжүҖзӨәжҳҜвҖңз”究еҪұе“Қж»‘еҠЁж‘©ж“ҰеҠӣеӨ§е°Ҹзҡ„еӣзҙзҡ„е®һйӘҢиЈ…зҪ®.е®һйӘҢдёӯз”ЁеҲ°дәҶдёҖдёӘеј№з°§жөӢеҠӣи®Ў.дёҖдёӘжңЁеқ—.дёҖдёӘзқзҒ.дёӨдёӘжқҗж–ҷзӣёеҗҢдҪҶиЎЁйқўзІ—зіҷзЁӢеәҰдёҚеҗҢзҡ„й•ҝжңЁжқҝ1)е°ҶжңЁеқ—ж”ҫеңЁж°ҙе№ій•ҝжңЁжқҝдёҠ.з”Ёеј№з°§жөӢеҠӣи®ЎеҢҖйҖҹжӢү
е°ҶдёӨдёӘеј№з°§жөӢеҠӣи®Ўж°ҙе№ідә’й’©еҜ№жӢү,жЈҖжҹҘдёӨеј№з°§жөӢеҠӣи®ЎиҜ»ж•°жҳҜеҗҰзӣёеҗҢ(2)еҰӮеӣҫжҳҜжҹҗеҗҢеӯҰз”究еҗҲеҠӣдёҺеҲҶеҠӣе…ізі»ж—¶еңЁзҷҪзәёдёҠз”»еҮәзҡ„еӣҫ,ж№жҚ®жң¬е®һйӘҢе®һйҷ…еҸҠдҪңеӣҫ规иҢғ,дёӢеҲ—еҲӨж–ӯжӯЈзЎ®зҡ„жҳҜF_1=3NF2=2弹簧测力乐动体育app在线登录计的画法(еј№з°§жөӢеҠӣи®Ўз®Җжҳ“еӣҫ)17.еҰ乐动体育app在线登录Ӯеӣҫ1жүҖзӨә.жҜҸдёӘй’©зҒзҡ„иҙЁйҮҸеқҮдёә100е…Ӣ.жҠҠж•°йҮҸзҡ„й’©зҒдҫқж¬ЎжҢӮеңЁеј№з°§жөӢеҠӣи®ЎдёӢ.иҜ»еҮә第дёүж¬Ўзҡ„йҮҚеҠӣеӨ§е°Ҹи®°еңЁдёӢиЎЁдёӯ.并算еҮәжҜҸж¬Ўе®һйӘҢдёӯзҡ„йҮҚеҠӣдёҺиҙЁйҮҸзҡ„жҜ”еҖј.ж№жҚ®иЎЁжјдёӯзҡ„ж•°жҚ®еңЁеӣҫ2еқҗжҮдёӯжҸҸзӮ№.дҪңеҮәйҮҚеҠӣдёҺиҙЁйҮҸ