题目内容
(请给出正确答案)
[单选题]
硫化氢含量为0.5~2%的天然气属于()。
A.微含硫化氢型气
B.低含硫化氢型气
C.高含硫化氢型气
D.硫化氢型气
答案
B、低含硫化氢型气
A.微含硫化氢型气
B.低含硫化氢型气
C.高含硫化氢型气
D.硫化氢型气
B、低含硫化氢型气
第4题
A.150mg/m³(100ppm)
B.135mg/m³(90ppm)
C.75mg/m³(50ppm )
D.30mg/m³(20ppm)
第5题
A.150mg/m3(100ppm)
B.135mg/m3(90ppm)
C.75mg/m3(50ppm)
D.30mg/m3(20ppm)
第6题
A.天然气的总压等于或大于0.4MPa(60psi)
B.且该天然气中H2S分压等于或大于0.0003MPa
C.或H2S含量大于75mg/m3(50ppm)的天然气
D.H2S含量100ppm