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对x,y,z的任何两组量测值x1,y1,z1和x2,y2,z2,p1=f(x1,y1,z1),p2=f(x2,y2,z2)2121pppp设p=f(x,y,z)),,(),,(),,(),,(222111222111czbyaxfaxbyczfzyxfyzfxx,y,z的缩小a,b,c倍xyzfxyz,,)(p=f(x,y,z)的形式为),,(),,,(22221111faxbyczpfaxbyczp齐次物理量的量纲长度l的量纲记L=[l]质量m的量纲记M=[m]时间t的量纲记T=[t]动力学中基本量纲L,M,T速度v的量纲[v]=LT-1导出量纲221rkmmf加速度a的量纲[a]=LT-2... 2024-05-150489.99 KB10页
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z=f(x,y)(x0,y0)x,yf(x,y)≤f(x0,y0)(f(x,y)≥f(x0,y0))(x0,y0)f(x0,y0)z=f(x,y)(x0,y0)0000(,)0,(,)0xyfxyfxyz=f(x,y)(x0,y0)(x0,y0)000000(,),(,),(,)xxxyyyAfxyBfxyCfxy0000(,)0,(,)0,xyfxyfxy(1)B2–AC<0,(x0,y0),A<0,(x0,y0)f(x0,y0)A>0,(x0,y0)f(x0,y0).z=f(x,y)(x0,y0)(x0,y0)000000(,),(,),(,)xxxyyyAfxyBfxyCfxy0000(,)0,(,)0,xyfxyfxy(2)B2–AC>0f(x0,y0).(3)B2–AC=0f(x0,y0).0,)... 2024-05-1502.42 MB23页
┄1150014400227500.Q2Q1()2CQQ2()7500CQ1440022%=1584Q1500Q75001500()1584.EQQQ(01500)QE(Q).275001500()1584EQQ=084.Q3215007000()0,EQQ84(84)266985.E元1234.DC1C2C3E.QoT1t2tt1t2ttBQBQ:B:t:t1:0t2:0Q,1tQBtQ,,=112tQBCt21()2QBCQ2tQo1ttBQBt1,,Q-B.1tt1tt2QBTQ,2tQo1ttBQBt2,,B.2tt2tt,,=232BtCt23=2BCQ2B2tBtQTQ=21()2QBCQ=232BCQE=2CDQ21... 2024-05-1501.83 MB20页
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