简介：铁人王进喜同志生前有一句铮铮名言：“井没压力不出油，人无压力轻飘飘。”人需要压力来产生动力，但压力过大又会使人萎靡不振。西方有句谚语这样说：“最后一棵草会压垮骆驼背。”如何把压力减少到一个适当的程度呢？

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简介：Themanager′sinvestmentdecisionsismodeledwhenthemanagerisrisk-averseandhasstockoptionsascompensation.Itisfoundthatthestrikepriceofoptionsiscrucialtotheinvestmentincentivesofmanagers,andthatthecorrectvalue,orintervalofvalues,ofmanagerialstockoptionstrikepricecanbringstockholderandmanagerinterestsinagreement.

简介：Astrikeresetoptionisanoptionthatallowsitsholdertoresetthestrikepricetotheprevailingunderlyingassetpriceatamomentchosenbytheholder.Thepricingmodeloftheoptioncanbeformulatedasaparabolicvariationalinequalityandtheoptimalresetstrategyisthefreeboundary.ThesmoothnessofthefreeboundaryinsomecaseswasshowedinourarticlepublishedinJDE.Wewouldproveitssmoothnessintheothercaseinthispaperbyageneralizedcomparisonprincipleforthevariationalinequality.

简介：对于网络游戏爱好者来说，定期或不定期的在网络中搜索喜欢的网络游戏补丁可能会耗费用户不少时间．如果需要同时关注多款网游补丁的话．那就要进行反复的网络搜索．其实可以使用“游戏宝贝”这款小软件来走一走“捷径”．

简介：IntroductionTheEuropeanUnion(EU)discloseditsnewstrategyfordealingwithChinawhenissuinganewpolicypaperentitled"EU-China:CloserPartnership,GrowingResponsibilities"onOctober24,2006.ByacknowledgingChinaasanewglobaltradeforce,thepolicypaperarguesthat"theEU’sfundamentalapproachtoChinamustremainoneofengagementandpartnership,butwith

简介：OnSeptember31996,theUSlaunchedacruise-misslestrikeonair-defencepo-sitionsinsouthernIraqontheexcuseofIraq’smilitaryattackinnorthernIraqagainsttheanti-governmentPatrioticUnionofKurdistan(PUK).ThiswasthesecondUSmilitaryactionagainstIraqsincethe1990-91GulfWar.Theeventhasarouseduniversalconcernintheinternationalcommunity.

简介：Background:Forefootstrike(FFS)andrearfootstrike(RFS)runnersdifferintheirkinematics,forceloadingrates,andjointloadingpatterns,butthetimingoftheirmuscleactivationislessclear.Methods:Fortyrecreationalandhighlytrainedrunnersranatfourspeedsbarefootandshodonamotorizedtreadmill.'Barefoot'runnersworethin,five-toedsocksandshodrunnersworeneutralrunningshoes.Subjectswereinstructedtoruncomfortablyateachspeedwithnoinstructionsaboutfootstrikepatterns.Results:ElevenrunnerslandedwithanFFSwhenbarefootandshodandelevenrunnerslandedwithanRFSwhenbarefootandshod.The18remainingrunnersshiftedfromanFFSwhenbarefoottoanRFSwhenshod(shifters).Shodshiftersranwithalowerstridefrequencyandgreaterstridelengththanallotherrunners.AllFFSrunnerslandedwithmoreplantarflexedanklesandmoreverticallowerlegsatthebeginningofstancecomparedtoRFSrunners.FFSrunnersactivatedtheirplantarflexormuscles11%earlierand10%longerthanRFSrunners.Conclusion:Thisearlierandlongerrelativeactivationoftheplantarrlexorslikelyenhancesthecapacityforthepassivestructuresofthefootandankletostoreelasticenergy,andmayalsoenhancetheperformanceoftheactivemusclebyincreasingthestorageofelasticstrainenergyinthecross-bridaesandactivatedthin.

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简介：AccordingtothelatestreportfromtheAfricanRefinersAssociation(ARA),atthecurrentrateofoilproduction,globalreserveswilldryoutinjust50years.Rightnow,theglobaldailyconsump-tionofoilisapproximately84millionbarrels,withapossiblemaximumof

简介：对于从事网页制作和图像处理的朋友来说，通过网络获取各种精美的最新图片素材无疑是有助于自己网页及图像创作的一个重要手段，用户除了可以在各大图片素材库站点成批下载图片素材外，通过对各网页甚至网页弹出广告中图片链接的分析而快速“抓取”网页图片也是一个非常不错的选择。