This article presents the principles and some problems which should be noticed in a float bed and low speed counter-current softener.
本文介绍浮床和低速逆流软化器的原理以及必须注意的几个问题。
The advantage of heat accumulation and distribution of float bed was the important factor to produce good seedlings with float system.
初步认为漂浮床热量积累与分布的合理性，是漂浮法培育壮苗的重要原因。
The advantage of heat accumulation and distribution of float bed was the important factor to produce good seedlings with float system.
初步认为漂浮床热量积累与分布的合理性，是漂浮法培育壮苗的重要原因。
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