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【填空题】

T<sub>m</sub>为乙炔瓶皮重,T<sub>A2</sub>为乙炔充装后的实重,则乙炔瓶内乙炔的充装量m<sub>A</sub>=()

更多“T<sub>m</sub>为乙炔瓶皮重,T<sub>A2</sub>为乙炔充装后的实重,则乙炔瓶内乙炔的充装量m<sub>A</sub>=()”相关的问题
第2题

A、⊿m>tm><m>subm>>mm>subm>>逆>⊿m>tm><m>subm>>mm>subm>>并  B、⊿m>tm><m>subm>>mm>subm>>逆<⊿m>tm><m>subm>>mm>subm>>并  C、⊿m>tm><m>subm>>mm>subm>>逆=⊿m>tm><m>subm>>mm>subm>>并  D、无法确定  

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第3题

A、m>tm><m>subm>>mm>subm>>〉&Delm>tm>a;m>tm><m>subm>>mm>subm>>  B、m>tm><m>subm>>mm>subm>>〈&Delm>tm>a;m>tm><m>subm>>mm>subm>>  C、m>tm><m>subm>>mm>subm>>=&Delm>tm>a;m>tm><m>subm>>mm>subm>>  D、无法确定  

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第4题

A、m<m>subm>>m>tm>m>subm>>cos&bem>tm>a;=m<m>subm>>nm>subm>>  B、m<m>subm>>nm>subm>>cos&bem>tm>a;=m<m>subm>>m>tm>m>subm>>  C、m<m>subm>>m>tm>m>subm>>m>tm>g&bem>tm>a;=m<m>subm>>nm>subm>>  D、m<m>subm>>nm>subm>>m>tm>g&bem>tm>a;=m<m>subm>>m>tm>m>subm>>  

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第5题

A、u<m>subm>>PMm>subm>>(m>tm>)=U<m>subm>>Cm>subm>>cos(&omega;<m>subm>>Cm>subm>>m>tm>+m<m>subm>>fm>subm>>sin&Omega;m>tm>)  B、u<m>subm>>PMm>subm>>(m>tm>)=U<m>subm>>Cm>subm>>cos(&omega;<m>subm>>Cm>subm>>m>tm>+m<m>subm>>pm>subm>>cos&Omega;m>tm>)  C、u<m>subm>>PMm>subm>>(m>tm>)=U<m>subm>>Cm>subm>>(1+m<m>subm>>pm>subm>>cos&Omega;m>tm>)cos&omega;<m>subm>>Cm>subm>>m>tm>  D、u<m>subm>>PMm>subm>>(m>tm>)=kU<m>subm>>&Omega;m>subm>>U<m>subm>>Cm>subm>>cos&omega;<m>subm>>Cm>subm>>m>tm>cos&Omega;m>tm>  

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第6题

A、f<m>subm>>mm>subm>><f<m>subm>>m>Tm>m>subm>>  B、f<m>subm>>mm>subm>>>f<m>subm>>m>Tm>m>subm>>  C、f<m>subm>>mm>subm>>=f<m>subm>>m>Tm>m>subm>>  D、f<m>subm>>mm>subm>>与f<m>subm>>m>Tm>m>subm>>的关系不能确定  

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第7题

A、I<m>subm>>sm>tm>m>subm>>减少, m>Tm><m>subm>>sm>tm>m>subm>>增加, m>Tm><m>subm>>maxm>subm>>不变,S<m>subm>>mm>subm>>增加  B、I<m>subm>>sm>tm>m>subm>>增加, m>Tm><m>subm>>sm>tm>m>subm>>增加, m>Tm><m>subm>>maxm>subm>>不变,S<m>subm>>mm>subm>>增加  C、I<m>subm>>sm>tm>m>subm>>减少, m>Tm><m>subm>>sm>tm>m>subm>>增加, m>Tm><m>subm>>maxm>subm>>增大,S<m>subm>>mm>subm>>增加  D、I<m>subm>>sm>tm>m>subm>>增加, m>Tm><m>subm>>sm>tm>m>subm>>减少, m>Tm><m>subm>>maxm>subm>>不变,S<m>subm>>mm>subm>>增加  

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第8题

A、U<m>subm>>mm>subm>>sin&omega;m>tm>和U<m>subm>>mm>subm>>cos&omega;m>tm>  B、U<m>subm>>1m>subm>>sin&omega;m>tm>和U<m>subm>>2m>subm>>sin&omega;m>tm>(U<m>subm>>1m>subm>>≠U<m>subm>>mm>subm>>)  C、U<m>subm>>1m>subm>>sin&omega;m>tm>和U<m>subm>>2m>subm>>cos&omega;m>tm>(U<m>subm>>1m>subm>>≠U<m>subm>>mm>subm>>)  D、U<m>subm>>mm>subm>>sin&omega;1m>tm>和U<m>subm>>mm>subm>>cos&omega;2m>tm>(&omega;l≠&omega;2)  

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第9题

A、u(m>tm>)=U<m>subm>>Cm>subm>>cos(&omega;<m>subm>>Cm>subm>>m>tm>+m<m>subm>>fm>subm>>sin&Omega;m>tm>)  B、u(m>tm>)=U<m>subm>>Cm>subm>>cos(&omega;<m>subm>>Cm>subm>>m>tm>-m<m>subm>>fm>subm>>cos&Omega;m>tm>)  C、u(m>tm>)=U<m>subm>>Cm>subm>>(1+m<m>subm>>fm>subm>>sin&Omega;m>tm>)cos&omega;<m>subm>>Cm>subm>>m>tm>  D、u(m>tm>)=kU<m>subm>>&Omega;m>subm>>U<m>subm>>Cm>subm>>cos&omega;<m>subm>>Cm>subm>>m>tm>sin&Omega;m>tm>  

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