| 释义 |
topdressing 英音 [ ˌtɒpˈdresɪŋ ] 美音 [ ˈtɑːpˌdresɪŋ ] 释义 n. 顶肥;(道路的)表面处治 例句 1·Sieved sand consistent with construction sand for topdressing and repair works. 覆沙和修补需要筛过的沙子。 2·The nitrogen utilization efficiency were downtrend with the amount of topdressing increased. 随著施氮量增加,追施氮肥的利用率明显下降。 3·The nitrogen utilization efficiency were downtrend with the amount of topdressing increased. 随着施氮量增加,追施氮肥的利用率明显下降。
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