Tansu坦苏tann.棕褐色；黝黑v.晒黑；鞣(革)；<俚>痛打adj.棕褐色的tantalum minerals钽矿tantalum ethoxide乙醇钽tannic acid value丹宁酸值tantalous carbide碳化钽tantalum chloride氯化钽tantalum fluoride[化] 五氟化钽Tanret's reactiontanyard wastewater制革厂废水tantalate compound钽酸盐化合物tannery wastewater制革废水