二次热压：two-time hot pressing
恩他卡朋：entacapone
二维冰晶：two-dimensional ice crystal
二元气体：binary-component gas
二甲川菁：Dimethine-cyanines
饵配合物：complex
二十面体：icosahedral
二级厌氧：two stage anaerobic
二炉一塔：two boilers with one tower
二次循环：Secondary circulation
鄂南地区：South Hubei
二苯乙烷：diphenylethane
二段碎浆：two-stage repulping
二次效应：secondary effect
二次洗液：secondary cleaning water
二级反应：second-order reaction
二重粒子：duplex particles
二次中和：two-step neutralization
二苯亚砜：diphenyl sulfoxide
二次凝聚：secondary coagulation
二次发酵：secondary fermentation
二效蒸发：evaporator with two effect
蒽醌基团：anthraquinone group
二氯锗烯：dichlorogermylene
蒽醌染料：anthraquinone dye
二正丙胺：di-n-propylamine
二元物系：binary mixture
二次配料：Second Batch
二氟锗烯：difluorogermylene
额定压差：nominal differential pressure
二甲基砜：dimethyl sulfone
二次电子：Secondary electrons
二氯醋酸：Diisopropylamine
二维温场：two-dimensional temprtature field
噁二嗪类：oxadiazines
二次搬家：Second moved face
二维晶体：two-dimensional crystal
二次带状：Secondnary banding
二氯桥键：dichloro-bridged bond
二聚行为：Dimerization
二芳酰肼：dibenzoylhydrazine
二火成材：twice-heating produ ction
二次浮硅：Quadratic unstable silicon
恶臭采样：malodor sampling
二维骨架：Two-dimensional framework
二次淬火：double quenching
二甲基镉：dimethylcadmium
二次碱渣：the second caustic sludge
二次铅渣：the second Lead sludge
二次扰流：second-disturbing flow