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发表于:2018-09-13
ThewaveequationsofplanewaveinelasticsolidsarederivedfromHookelaw.Arapidlinearmotionofaparticleorofanelasticsolidaboutanequilibriumposition.Thestrain,geometricequationandp...
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发表于:2019-01-23
Influenceoffibercarriersonsilicasol-gelcoatingEffectofsurfactantsonviscositypropertiesofsilicasolTheresearchofsilicasolgraftmodifiedbyhexamethyldisilazanePrepareationanda...
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发表于:2018-04-29
PreparationofhydrophobiccoatingswithmethyltrimethoxysilanemodifiedSi-solTheresearchofsilicasolgraftmodifiedbyhexamethyldisilazaneThisarticlemainlyconcentratestothepopmusi...
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发表于:2021-01-17
问题详情:为了研究乐音的物理规律,某同学用计算机同时录制下优美的笛声do和sol,然后在电脑上用软件播放,分别得到如下图(a)和图(b)的两个振动图象,由此可以判断A.do和sol的周期之比约为2:3B.do和so...
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发表于:2024-02-23
1、ResearchonTonicSol-fainTourismPerformingTeaching;2、TheproficiencyinclassificationandselectionofSol-faandthemasteryovertrainingmethodsandstepsofintonationarefundamenta...
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发表于:2020-12-23
Sol-GelSynthesisofZinc-SubstitutedHydroxyapatiteSynthesisofPbTiO_3NanowiresbySol-GelTemplateMethodPreparationofTiO_2/SiO_2MultilayerFilmsViaSol-GelMethods;OntheSol-GelTec...
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发表于:2024-01-31
1、Thisletteristoinformyouthatwehavelatelyobtainedapatentforanimprovedmethodofaluminumsoldering....
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发表于:2021-01-19
问题详情:为了研究乐音的振动规律,某同学用计算机录制下优美的笛音do和sol,然后在电脑上用软件播放,分别得到如图中a和b所示的两个振动图线,则下列说法正确的是和sol两笛音的频率之比约...
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发表于:2020-11-24
问题详情:---Didyoubuythecartenyearsago? ---Yes. it’sold,itstillworkswell. A.Though B.Because C.But...