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近几年冰雹发生频繁,严重威胁葡萄生产,产量急剧下降。78年雹灾后,及时采取措施,挽回损失效果显著。
Hail occurred frequently in recent years, a serious threat to the production of grapes, a sharp decline in output. 78 years after the hail disaster, take timely measures to restore the loss of significant results.