料资供提情友mocsuohsiwwwptth袜张曲脉静mocomadfjzwwwptth吗用有药高增moctljjzwwwptth粉白蛋原胶辑编作合/.5.//:/..//:/..//::摆乙是的度速加大最向正有时ss5.0t在D大摆乙比能械机的摆甲C大摆乙比幅振的摆甲B等相长摆的摆单两乙、甲A3111图__________是的确正中法说列下象图动振的乙、甲摆单两的点地一同为示所33111图如)22(ss4.1T是期周的动摆球摆D小减能械机中程过动摆球摆C点低最过经正球摆时s1.11tB点低最过经正球摆时s22..0tA__________是的确正中断判列下的出作息信的供提象图此由学同某示所21111图如线曲的化变间时随小大的力拉上线悬时动摆摆单某的得测法方种这用力的化变速快量测以可就上机算计到接器感传动电个一将))11(2111图1波械机动运械机讲第11--1--44--3311料资供提情友mocnwodebodawwwptth好最果效药肥减种哪mocoudoahwwwptth药肥减的效有最宝淘moceocoewwwptth好子牌个哪碱肉旋左辑编作合/..//:/.5.//:/..//:料资供提情友mocsuohsiwwwptth袜张曲脉静mocomadfjzwwwptth吗用有药高增moctljjzwwwptth粉白蛋原胶辑编作合/.5.//:/..//:/..//::.__________________________________________________________________________________________答”头结无轨铁是者或度长节单轨铁加增的能可尽需时速提大次六第车火国我虑考学同某“理道理物的题问提所学同某析分请识知的及涉所述上用利)33(.__________________________________________________________________________________________答件条么什足满需大最量能动振的体物使欲)22(..zHH__________f率频的动振体物后定稳)11(则幅振的动振码砝后定稳到达动振迫受示表Y期周的力动驱示表T期周有固的子振簧弹示表0T用若示所丙41111图如象图动振的码砝时定稳到达动振迫受动转速匀度速一某以手把当示所乙441111图如线图动振动运谐简做便码砝度速初的下向一码砝给动不手把持保若期周的力动驱变改以可就度速的动转速匀手把变改期周的力动驱是就期周的动转速匀手把动振迫受做子振使力动驱子振簧弹给杆曲时手把动转速匀动振迫受的子振簧弹究研于用可置装该示所甲41111图如子振簧弹成构簧弹轻一和码砝一4111图2DDBA))2((CCA)1(案答..D、、B、A为案答确正正以所所度度速加加大最最向正正有故故处处移位位大最最的的负在在球摆摆乙时时ss5.0tt能能械机较比法无确明不不系关关量量质因因等等相长长摆则则等等相期期周摆两两且对B故大摆摆甲出出看上上图题题从可幅振)22(确正项选C小减减能能械机机故小减减幅振因s2.11T为为应期期周点点低最最在不不值小最有FF时s11..1t确确正正项选选A故故值值大最最向向正有有F时s2.00t大大最时时点低低最过过经在在力拉线线悬)11(析解解料资供提情友mocnwodebodawwwptth好最果效药肥减种哪mocoudoahwwwptth药肥减的效有最宝淘moceocoewwwptth好子牌个哪碱肉旋左辑编作合/..//:/.5.//:/..//:料资供提情友mocsuohsiwwwptth袜张曲脉静mocomadfjzwwwptth吗用有药高增moctljjzwwwptth粉白蛋原胶辑编作合/.5.//:/..//:/..//::为移位为程程路的的点质质内间间时的的×至从.mc22mc443A711sss2015.80t)33(大变能势小变能动动小小变变度速速大大变力力复回回大大变移移位的的点点质内××在在知可图由s2012s20015.1)22(4.mcc2mcssoc22x时s001×552.0t当ππ2×2012mcc)tπ001((soc2mcct2s