timing of water injection 注水时机
water injection timing 注水时机
water timing
水时间
以上为机器翻译结果，长、整句建议使用 人工翻译 。
"But, ' adds Mel Reasoner, Director of the Mountain Research Initiative, "in many arid and semi-arid areas, people are dependent not only on the amount of glacier melt water, but on the timing of the water flow.
UNESCO: 83e
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