写出[tex=13.286x1.286]f5NCDpTCbKE43KUH3zH4vTgdawJFgw2/rzDORcWn+4/HAiclfbiC1XOcO2NOVZR6[/tex]的构型式

求解下列微分方程：[tex=13.714x5.214]fnpmC2J6JmQBLyo5NmGAz0fnVjAOwA7LuI4ne1+axK0yZDg/YfLRy3JoNmADbx8E91v6e408KXqYeZ/F9QVgA9SrxkuQPPxhLJDJqx0Hyi/rltgsdfCLuq22hAfnxd9z2tBvbWl+dfkMOthlP+2xH3MLQEK9XsJPsScIJFkEEQRHC+SPTJBsaGwMC2vqd6+RU7EoquJplWMWP6uhn9tOtg==[/tex]，[tex=13.286x1.286]/1oWWXWQltYWR7rOzO1DEsOe54Xl89UGGP2KSCzzylhIuMnv0aOdw6/5wBnE4ZND[/tex]。

下列选项为某变速器一、二、三、四挡的传动比，则三挡的传动比为（）。 A: 0.969 B: 1.286 C: 1.944 D: 3.455

[tex=6.786x1.286]XdLBAeZm6qCb6JorIqrb2xTnDyafWKL/4sad/N96mng=[/tex][tex=16.214x4.643]fnpmC2J6JmQBLyo5NmGAz1sLTEqD3zIxG1DJkxmr5lFxYygWTF5nNpvOeddFzSu1G9RCEyNqiY5S24qAfwXxBr8bSWH4P/yrSNRBhmm9/lKxkw8nOU8d8SEyJYAB6tiJrR1VxpfeuvecTucRs66RGihou/qcdCBe+3UuwKeIVDMDHN5bQNjhRqxSmk0XlNQl[/tex]z[tex=24.0x1.286]wEQt/xGoPGxRva3WUQQmwb0bkMXr8i0lIG7eg0EXuyHnYN4mAigTDjRqTSc+VzQo620yOhamFlfWgWoLsuXitTDLpJ5elZ8rYfIOBky6hxshRclIP8CYXUPitgrq5vMF[/tex][tex=12.143x1.286]c1rP6GDvvbkMCTG6ECbAzCJGutORI2oiJ10Z38S+WAvTSURPIOrB47kWA2wVpe9r[/tex][tex=13.286x1.286]AXmk7QwCmN+WuWEOUFOJeXaNjDWm8BVYP2Ixcz8lMvBPHr3bbvQAebimJk6BDNvC[/tex]

血氧饱和度是指 未知类型：{'options': ['[tex=14.571x1.286]QTxUpXR30bFYYYLCRHHveFkqHbBjmKw6BnFPErjF+VG5Y6cD4GZEm+3WDRcUA6UJjm4eA2WT9ODrm0p/SFJI/w==[/tex]', '[tex=16.214x1.286]58MrwTadSwLKr1LiaFlbDs+Spi8cvjN2NgvF0CLzUKhbX+YTlNyIGQfdr0nZ3aAWC3uf7fOIggYw3uJgKKuHzQ==[/tex]', '[tex=18.143x1.286]58MrwTadSwLKr1LiaFlbDif9yGLrzjHFcyN8h6mnR+Yt6Nhatntetrm56YJCksRqd8U5lPh4ebZhj9XqL86Zxw==[/tex]', '[tex=14.929x1.286]QTxUpXR30bFYYYLCRHHveFkqHbBjmKw6BnFPErjF+VGLksPjNa0Il3pRZOnbhGT4ftr1nMDQ3tPfSpeYq8LqOw==[/tex]', '[tex=13.286x1.286]n9vawue7mWNaEgcjKxZeusOGc4S7jVViV+Ce+a00uHZrPQqnhQ2r+sA3PccO7Sdk[/tex]'], 'type': 102}

化合物[img=180x132]17b4f6d26e8994a.png[/img]的名称是 未知类型：{'options': ['[tex=13.286x1.286]mo92rd1T3sQ2QTOqOrwBWFY4Wtkx+OpiSGgS3lusNRc=[/tex]', '[tex=12.929x1.286]seJfHHXy2JUGecq2k4J8z5Zft/NHKSOn2sIEYughYSQHwiyPJ/exi+5SmV6v70jL[/tex]', '[tex=13.357x1.286]85LcAJDjrxVRl3TBdZL0xZLfgnU3hGZyjv1yJ6Bw7hxyJROdpf1hcvyv4OyQlDMr[/tex]', '[tex=12.786x1.286]/kzzOFWnCZS3pfebZC7QJaKGSz5DKuitX6DqkiGNaTLDot+5ngmc/V1ZaUrWr5xH[/tex]'], 'type': 102}

一具有两个初始条件[tex=2.214x1.286]XTyPQq7tKtzFXN8nM+huwQ==[/tex]、[tex=2.214x1.286]CqDoLuAk6RuKC9vqkRYAWg==[/tex]的线性时不变系统，其激励为[tex=1.5x1.286]Xxq5IhoxHwozaRMSBEcUWw==[/tex]，输出响应为[tex=1.571x1.286]/zUX+KSPx/G2WrDlkjnl0g==[/tex]，已知：（1）当[tex=13.286x1.286]3Gvh5Iv5ie1MViuqe3RPcfiG+b2JsmDBIMvw0YktmfFUPfgepWneuRKGEQy4GCSU[/tex]时，[tex=10.643x1.286]hGuX/cJCbH9oVoTMEX+cbuGKsMUpOzHtNbBU504kcDk=[/tex]；（2）当[tex=13.286x1.286]3Gvh5Iv5ie1MViuqe3RPcQlhJEWaE5cus3qB6NJAaNB/BJZjWoSF9CJCwj4kk54U[/tex]时，[tex=10.643x1.286]jsmJCdSvrVseLX9M5/BTI4NLg3mvoagYBlrH0kdwkQg=[/tex]；（3）当[tex=14.786x2.786]w6Y2P73vo6EU9k18QXKHlli8r+2BFamPDzXfwEQpOuSS8PsPp9N4u2CzEuxkynAGmvP+x18LMeZZ+dNkUGbjlk4yqzhuZuQGcWQs6Q49Y6/s9Car4F3323jnZBE/dTb1[/tex]时，[tex=10.143x1.286]OTyBCcNJHTV1UdMtNfM+0qsZrpe3jooa1kX5FzYmI1w=[/tex]。求[tex=7.286x2.786]w6Y2P73vo6EU9k18QXKHlsDEvwP0IAdZbKaILmoK4R96E/NHEnfT2XlQH9n3LGr7qotsmBCmFppa6mDnDQB+7VTaZoMqNo2xZOcilBntTOg=[/tex]时的零状态响应。

下列变量组（）是一个闭回路。 A: {x，x，x，x，x，x} B: {x，x，x，x，x} C: {x，x，x，x，x，x} D: {x，x，x，x，x，x}

以下谓词蕴含式正确的是（）: (∀x) (A(x)→B(x))=>( ∀x)A(x)→(∀x)B(x)|(∀x) (A(x)↔B(x))=>( ∀x)A(x)↔(∀x)B(x)|(∀x)A(x)∨(∀x)B(x)=>( ∀x) (A(x)∨B(x))|(∃x) (A(x)∧B(x))=>(∃x)A(x)∧(∃x)B(x)

以下谓词蕴含式正确的是（）: (?x) (A(x)→B(x))=>( ?x)A(x)→(?x)B(x)|(?x) (A(x)?B(x))=>( ?x)A(x)?(?x)B(x)|(?x)A(x)∨(?x)B(x)=>( ?x) (A(x)∨B(x))|(?x) (A(x)∧B(x))=>(?x)A(x)∧(?x)B(x)