φ1500
ܛˮ֬Ҫbٰ֬ÿ֬ܮa(chn)ٺϸˮܛˮ֬XһĂ˾I(y)Q֬֬Ӌ㷽wݷe×60-70%×1000L÷ÿ(sh)25φ1500ܛˮ֬Ș֬ݷe돽750ƽ×3.14π×(ȫ-ȹ߅)×1000L1m³=1000L3532.5֬:3532.5×60%÷25=84.78≈85Щφ1500ܛˮ֬Ҫb85ֻ֬Ӳȳ˿ԌHr{(dio)
ܛˮ֬B̖
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