发布时间:2025-02-02 04:47:44
1、想要让新栽树苗快速生根,需要选择株型均匀、长势良好以及健康粗壮的苗木,植株栽种后能够快速成活。
2、并且要将树苗放在生根水中浸泡5-10分钟,促使新根萌发,然后将树苗栽种到土壤中,用铲子将土壤压紧,让树苗茁壮生长。
同步带轮8mgt齿数22谁能帮忙求计算齿顶圆直径分度圆直径齿底圆直径
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