...物金字塔(food Pyramid)",什么叫"生产者(producers)",什么叫"初级消费者(primary consumers)"和"二级消费者(secondary consumers)",以及他们的区别,什么是"分解者"(decomposer)及分解者在食物链中为什么充当很重要的角色,为什么生产者多于消费者,二级消费者多于...
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, 1996) ,是生态系中扮演次级消费者 (secondary consumers) 之角色。此外,幼虫也是重要之分解者 (decomposer) ,如刚死亡的小动物,一些熠萤属 (Luciola spp.
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Secondary cable routing to individual consumers is not described and considered part of the electrical installation for BUILDER's detailed engineering.
二次电缆路由到个人消费者并不说明并审议了部分电力装置的建筑工地详细的工程。
To really understand the needs of the consumers, you must master all relevant information, including primary and secondary data.
要想真正的了解消费者的需求,你必须要掌握一切相关资料,包括一手和二手资料。
This construction method to consumers the impression that I should say something about this in passing, the only secondary. Jiezhuang companies, professional skin layers.
这种施工方式给消费者的印象是,挂羊头卖狗肉,家装公司只是二传手而已,层层扒皮。
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