天然气中硫化氢的含量小于()%,为低含硫天然气。 A、0.3B、0.4C、0.5D、0.6
天然气中硫化氢的含量小于()%,为低含硫天然气。
A、0.3
B、0.4
C、0.5
D、0.6
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天然气含H2S多少的分类Classification of how much H2S natural gas contains()A.无硫或微含硫天然气 H2S和CO2含量符合管输要求,不需要净化The content of H2S and CO2 in sulfur-free or slightly sulfur-containing natural gas meets the requirements of pipeline transportation and does not require purification;#B.低含硫天然气 H2S含量约为0.0001~0.5%(体积)H2S content of low-sulfur natural gas is about 0.0001 ~ 0.5% (volume);#C.中含硫天然气 H2S含量约为1~1.5%(体 积),CO2含量约为6~8%(体积)H2S content of natural gas containing sulfur is about 1-1.5% (volume), and CO2 content