compacting machine是什么意思

用法例句

From study of germinated characteristics,per-germination and pressing in four kinds of turfgrass Seeds,the results showed that activity of seedling was ALomium multiforum,Festuca rubra,Festuca arundinacea,poa pratensis L.

对四种草坪草种子进行了萌发特性测定及预萌发和镇压对建坪影响。

Defoliation and soil compaction also reduced the Mycorrhizal colonization of Orchardgrass.

施磷肥、强度刈割和土壤镇压都能显著降低鸭茅(Dactylis glomerata L。