average annual precipitation 平均年降水量
The annual average precipitation was 659 millimeters, up by 8.0 percent.
全年平均降水量659毫米，增加8.0%。
The annual average precipitation 413 millimeters, often disasters are drought, hail and frost.
年平均降水量413毫米，常发生的灾害有干旱，冰雹和霜冻。
The annual average precipitation 1200 mm, 43% of the precipitation concentrated in the strong summer crop.
年平均降水量1200毫米，43%的降水量集中于作物生长旺盛的夏季。
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