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水処理 毎日一問(10.21)

2016-10-20View Original

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1、乾球温度に関する正しい記述は 。 A.乾燥空気で測定される温度 B.空気を直接測定した温度 C.専用の乾球温度計で測定される温度 D.通常の温度計では乾球温度は測定できない 2.懸濁物の粒子径は一般的に以上で、主に土壌、砂粒、有機懸濁物、藻類、腐った植物や細菌などである。 A.1nm B.10nm C.100nm D.1000nm 正解は:B;C
Reply #22016-10-21
A.乾燥空気で測定される温度 C.100nm

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