更多“C<sub>1</sub>-C<sub>4</sub>的烷烃在常温常压下为气体，是石油气的主要成分（）。”相关的问题
A、e<sub>1sub>c<sub>1sub>F<sub>1sub>＝e<sub>2sub>c<sub>2sub>F<sub>2sub> B、c<sub>1sub>F<sub>1sub>＝c<sub>2sub>F<sub>2sub> C、c<sub>1sub>/c<sub>2sub>＝F<sub>2sub>/F<sub>1sub> D、c<sub>1sub>/c<sub>2sub>＝F<sub>1sub>/F<sub>2sub>
A、C<sub>1sub>+C<sub>2sub> B、C<sub>1sub>-C<sub>2sub> C、C<sub>1sub>•C<sub>2sub>/C<sub>1sub>+C<sub>2sub> D、C<sub>1sub>+C<sub>2sub>/C<sub>1sub>•C<sub>2sub>
A、△H<sub>1sub>〈△H<sub>2sub>，W<sub>1sub>〉W<sub>2sub> B、△H<sub>1sub>〉△H<sub>2sub>，W<sub>1sub>〈W<sub>2sub> C、△H<sub>1sub>〈△H<sub>2sub>，W<sub>1sub>〈W<sub>2sub> D、△H<sub>1sub>〉△H<sub>2sub>，W<sub>1sub>〉W<sub>2sub>
A、△H<sub>1sub>〉△H<sub>2sub>，W<sub>1sub>〈W<sub>2sub> B、△H<sub>1sub>〈△H<sub>2sub>，W<sub>1sub>〉W<sub>2sub> C、△H<sub>1sub>=△H<sub>2sub>，W<sub>1sub>〈W<sub>2sub> D、△H<sub>1sub>=△H<sub>2sub>，W<sub>1sub>〉W<sub>2sub>
A、E<sub>1sub>〈E<sub>2sub>，A<sub>1sub>〈A<sub>2sub> B、E<sub>1sub>〈E<sub>2sub>，A<sub>1sub>〉A<sub>2sub> C、E<sub>1sub>〉E<sub>2sub>，A<sub>1sub>〈A<sub>2sub> D、E<sub>1sub>〉E<sub>2sub>，A<sub>1sub>〉A<sub>2sub>
A、fy<sub>2sub>As<sub>2sub>≤fy<sub>2sub>As<sub>1sub> B、fy<sub>1sub>As<sub>2sub>≤fy<sub>1sub>As<sub>1sub> C、fy<sub>2sub>As<sub>2sub>≥fy<sub>1sub>As<sub>1sub> D、fy<sub>2sub>As<sub>1sub>≥fy<sub>2sub>As<sub>2sub>
A、（R<sub>1sub>+R<sub>2sub>）/R<sub>1sub>R<sub>2sub> B、R<sub>1sub>R<sub>2sub>/（R<sub>1sub>+R<sub>2sub>） C、R<sub>1sub>+R<sub>2sub> D、R<sub>1sub>R<sub>2sub>
A、U<sub>1sub>/U<sub>2sub>=N<sub>1sub>/N<sub>2sub> B、U<sub>1sub>/U<sub>2sub>=N<sub>2sub>/N<sub>1sub> C、N<sub>1sub>/N<sub>2sub>=I<sub>2sub>/I<sub>1sub> D、N<sub>1sub>/N<sub>2sub>=I<sub>1sub>/I<sub>2sub>
A、E<sub>1sub>
A、C<sub>v，msub>lnT<sub>2sub>/T<sub>1sub>=Rlnp<sub>2sub>/p<sub>1sub> B、dU=-W C、C<sub>v，msub>lnT<sub>2sub>/T<sub>1sub>=-RlnV<sub>2sub>/V<sub>1sub> D、pVγ=常数 E、C<sub>v，msub>（T<sub>2sub>-T<sub>1sub>）=-p<sub>外sub>（V<sub>2sub>-V<sub>1sub>）
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