Wood is the product of cambial activity in trees, and the seasonal activity style of cambium directly influences wood biomass production, structures and properties.
木材（次生木质部）是树木形成层细胞分化的产物，形成层的活动方式不仅影响木材的产量，而且影响木材的结构和性质。
Culture is the unity of the customary activities of a specific colony, life goal orientation, and life and activity style.
文化是特定的群体的惯常的活动、生活目标指向与生活、活动方式的统一。
Culture is the unity of the customary activities of a specific colony, life goal orientation, and life and activity style.
文化是特定的群体的惯常的活动、生活目标指向与生活、活动方式的统一。
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