A.cultivating cash crops B.leaking irrigation system C.expenses and efficiency D.surface temperature data E.low water price F.water shortage G.food crisis 相关知识点: 试题来源: 解析 F 题目对应的信息在第一段最后一句:The world is facing not so much a food crisis as a water crisis...。
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To start, we need to know how much water these things will hold. I do this by weight. Since 1 milliliter of water weighs 1 gram, it's easy to measure capacity with a scale. After subtracting the empty blaster weights, you can see in the table below exactly how the capacities shake ...
FRESHWATER Water that contains less than 1,000 mg/L (milligrams per liter) of dissolved solids; generally, more than 500 mg/L is considered undesirable for drinking and many industrial uses. FUGITIVE WATER The pumping, flow, release, escape, or leakage of any water from any pipe, valve, ...
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How much plastic is in bottled water? Scientists have known for years that there's plastic in water. A2018 studydetected an average of around 300 particles of plastic per liter of water. At the time, they were measuringmicroplastics— small plastic pieces less than 5 millimeters long. ...
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getOptionsGlobalPattern Retrieves the index of the global energy price pattern getOptionsGlobalPrice Retrieves the global average energy price per kW-Hour getOptionsHeadError Retrieves the maximum head loss error for hydraulic convergence getOptionsHeadLossFormula Retrieves the headloss formula getOptions...