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植物儲(chǔ)藏的直接光合產(chǎn)物有

參考答案：植物儲(chǔ)藏的直接光合產(chǎn)物主要有淀粉和糖類。

解析：植物通過(guò)光合作用將光能轉(zhuǎn)化為化學(xué)能，同時(shí)將二氧化碳和水轉(zhuǎn)化為有機(jī)...

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Investigations _____ us of the soundness of the plan. reassured ensured assured insured

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根據(jù)如圖所示的對(duì)話框，利用多段線命令繪制的墻線是多寬的

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