jhc
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jhc-
SO 2 - 4 / TiO 2 , SO 2 - 4 / ZrO 2 and JHC ( a chemical compound of tin ) exhibit good catalytic activity in the synthesis of hexyl stearate .
SO2-4/TiO2、SO2-4/ZrO2和JHC（锡类化合物）对合成硬脂酸己酯均具有良好的催化活性。
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You 'll need to install ghc which comes up with Haskell platform in order to be able to compile jhc ( John 's Haskell Compiler ) . You should notice that jhc will only work under Linux or Mac .
你只需要安装Haskell平台所带的ghc来兼容jhc（John的Haskell编译器），不过你必须注意的是，jhc只能运行在Linux或者Mac平台下。