Cone index penetrometer is a special apparatus widely used for assessing soil compaction in agriculture.

圆锥指数仪是农业上用于测量土壤压实度的专用设备。

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Cone index penetrometer is a special apparatus widely used for assessing soil compaction in agriculture.

圆锥指数仪是农业上用于测量土壤压实度的专用设备。

youdao