The bis(triorganotin) 2,3-pyridinedicarboxylates, 2,3-C5H3N(CO2SnR3)2 (R=c-C6H11, 1; C6H5C(CH3)2CH2, 2), have been prepared and characterized by elemental analysis, IR and 1H NMR spectroscopes.是什么意思_The bis(triorganotin) 2,3-pyridinedicarboxylates, 2,3-C5H3N(CO2SnR3)2 (R=c-C6H11, 1; C6H5C(CH3)2CH2, 2), have been prepared and characterized by elemental analysis, IR and 1H NMR spectroscopes.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句