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非再生資源
释义
非再生資源
fēi zài shēng zī yuán
不能如植物般透过快速循环过程一再生产的资源。地球上所有非再生资源都有固定储藏量,而且其中大多数只能利用一次,如煤与石油一旦燃烧,磷肥一旦施用,黏土一旦烧成砖瓦之后,便再也不能复原,甚至连铜、铁、铅等金属虽可自废料中回收,但每次也只能回收一部分,久而久之也将消耗殆尽。
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continuous tone
continuous-tone
continuous tone coded squelch system
continuous tone code squelch system
continuous tone copy
continuous-tone copy
continuous tone image
continuous-tone image
continuous-tone-image
continuoustone negative
continuous tone negative
continuous tone object
continuous tone original
continuous-tone original
continuous tone photograph
continuoustone photography
continuous tone photography
continuous-tone picture
continuous-tone printer
continuous-tone printing
continuous tone shading
continuous-tone squelch
continuous-tone-squelch
continuous tone step scale
continuous toolbar cultivator
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更新时间:2026/6/21 3:50:51