简介:Todaywearepracticallywitnessingandexperiencingarealbotinvasion.Itisthereforepermissibletoaskoneselfwhatabotis(anditiscertainlynot“sciencefiction”).Thetruthisthis:theyareprogramsthatrespondautomaticallytorequests/queriesfromhumanusers.Butwherecanwefindthem?Inmanyfieldsorsectorsbutespeciallyininstantmessaging,forexample:Whatsapp,Telegram,Facebook,orMessenger.Itseemsthatwearetalkingaboutsomethingcomplicatedorverydifficult,however,evenweuserscancreateabotthatcanhelpusorotherstosimulateconversationsoractionsofthehumanbeinginordertomakeiteasieranactionortaskthatmayberepetitive.Nowithasbecome,inashorttime,afashionthatisspreadinginmanysectorsforitsversatility.Therealityisthattherearemanytypesofbots.Dependingonthesituationandourgoal,wewillchooseoneortheother.Butlet’sstartfromthebeginningandbeforethinkingabouthowtocreateabot,let’sseewhatabotisexactly.
简介:Commoneffectofwaveandslipofinternalheavyloadwillmakerollingoftheroll-onshipserious.Thisisoneoftheimportantreasonsforoverturnofro-roships.ThemultibodiesSystemwithafloatingbaseiscomposedofro-roshipandslippingheavyload.Thispapertakestherollingangleoftheshipandthetransversedisplacementoftheheavyloadondeskastwofreedoms.Makinguseofanalysisofapparentgravitationandapparentbuoyancy,thewaverollingmomentisderived.Byuseofdynamicmethodofmultibodiessystemwithafloatingbase,dynamicequationsofthesystemareestablished.Takingacertainchannelferryasanexample,asetofnumericalcalculationhavebeencarriedoutforrollingresponseoftheshipanddisplacementresponseoftheslippingheavyloadundercommoneffectofsynchro-slippingheavyloadsandwave.
简介:设g1.g2为正规函数.对所有的0〈p.q〈∞,我们得到了Bergma型空间的加权Cesaro算子Tψ:Ag1^p→Ag2^q为有界算子和紧算子的充要条件.
简介:摘要:目前大多数工厂制脱盐水均为传统的RO膜制水工艺运行,做为传统的RO膜制水工艺中也确实有着比较好的有点,例如原水品质要求不高,操作方便,人员少等优点。随着科技技术的发展传统RO膜制水工艺的缺点显现出来,得水率低,酸碱消耗高等缺点。新兴工艺的诞生不仅继承了原有RO膜工艺的有点,在此基础上将RO膜的劣势通过新技术逐一解决。