A . 高压
B . 低压
C . 中压
D . 微压
[单选题]4115-C1属于()设备。A . 高压B . 低压C . 中压D . 微压
[单选题]4115-V2.V3属于()设备。A . 高压B . 低压C . 中压D . 微压
[单选题]4115-C1上塔主要吸收()。A .H2SB .COSC .CO2D .H2
[单选题]4115-C1塔外壁保温材料为()。A . 珍珠岩B . 保温棉C . 聚胺脂D . 珠光砂
(H)_(3)C(H)_(2)C(H)_(2)Brarrow C(H)_(3)C(H)_(2)C(H)_(2)COOH-|||-C. (C(H)_(3))_(2
(2)C = 3 – 1 = 2, P = 3, F = C –P + 2 = 2 – 3 + 2 = 1. (3)C = 3 – 1 – 1
C2 = a2 b2 C2-|||-C3 a3 b3 C3
(C(H)_(3)C(H)_(2))_(2)C=C(H)_(2)-|||-b. CH3CH2 CH2CCH 2(CH2)2 CH3-|||-C. (H)_(3)
square b. (H)_(3)C(H)_(2)C(H)_(2)OHarrow C(H)_(3)Cequiv CH-|||-c. (H)_(3)C(H)_(
[单选题]进4115-C1塔顶的洗涤甲醇设计温度是()℃。A .–40B .–52C .–57D .-65