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基质的缓冲作用
时间:2022-01-17 15:01
关键词:
无土栽培
农学
答案解析
<p> 基质能为植物根系生长提供一个稳定生活环境的能力。</p>
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OR指令的作用是:( )
OR指令的作用是:( )
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OR指令的作用是:( )
OR指令的作用是:( )
培养基是无土栽培植物生长的基质,常用疏松多孔呈颗粒状好的材料。下面的材料不属于培养基的是()。
Mainly east 3 or 4 partly cloudy to overcast occasional rain()slowly south moderate or good.
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Shutdown price(or point,or rule) 停业价格(或停业点、停业原则)
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