ton needle
吨针
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The sediment of runoff was between 103 and 308 kg ha-1 h-1, while the soil losses by needle erosion were between 6, 3 and 61, 0 ton ha-1.
UNESCO: AQUATACAMA
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模块下移
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