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毛皮贸易
释义
毛皮贸易
Encyclopedia
历史学
加拿大历史
释
Fur Trade
毛皮贸易
17~19世纪法国、英国、荷兰等国商人在加拿大用欧洲日用品、金属工具、皮划艇和约克船等与印第安人交换海狸皮的贸易活动。
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Soil Biology and Biochemistry
soil bio-melioration
soil biomineralization
soil bioremediation
soil body reconstruction
soil-borne disease
soil-borne disease of pastoral plant
soil-borne transmission
soil buffering ability
soil buffering capacity
soil buffering substances
soil bulk density
soil calcium
soil capillary water
soil carbon cycling
soil carbon pool
soil carbon sequestration potential
soil carbon sink
soil cartography
soil cation exchange capacity
soil cave
soil chelation-induced phytoremediation
soil chemical erosion
soil chemical fixation
soil chemical-melioration
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