Water resource carrying capacity relates to economy, environment and other resources. It has dynamic, synthesis, spatial variance and other characters.
水资源承载能力涉及到自然资源、社会经济、生态环境等众多方面，具有动态、综合、空间差异等复杂系统特征。
The cantilever shelf has the structure to be dexterous, carrying capacity is good, spatial use factor higher characteristic;
悬臂式货架具结构轻巧、载重能力好、空间利用率高等特点；
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