chottn.北非小盐湖盆地CHabbr.荣誉勋爵(=Companion of Honor)chloro-alkali wastewater氯碱废水choroidal arteriosclerosis脉络膜动脉硬化chloroiodohydroxyquinoline氯碘喹chorioretinal degeneration脉络膜视网膜变性Cholecystectomy dissection胆囊切除chromatographic extraction层析萃取cholormethylation reaction氯甲基化反应Chromobacterium fluviatile河流色杆菌Chloroethanoic acid method氯乙酸法chlorate mixture explosive氯酸盐炸药