他用漏斗把油注入瓶中。
区内土层较厚,受洪水面状冲刷,水土向低洼地带推移、聚集,注入消水裂隙,其水土流失是通过落水洞、漏斗汇入地下伏流这一途径进行的。
The water and soil move and gather in depression belts and then flow into water-disappearing cracks. The water-soil loss is made when f...
区内土层较厚,受洪水面状冲刷,水土向低洼地带推移、聚集,注入消水裂隙,其水土流失是通过落水洞、漏斗汇入地下伏流这一途径进行的。
The water and soil move and gather in depression belts and then flow into water-disappearing cracks. The water-soil loss is made …
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