以一具体的三叶草结构工程设计为例,分别介绍了各部分的设计原理及尺寸。
Design principle and dimension of a kind of Clover-leaf coupled cavity are expounded.
本论文对三叶草慢波结构行进了特性分析。
The dissertation analyses the characteristic of clover-leaf coupled cavity structure.
这表明稻草覆盖和间种白三叶草能改变茶园杂草群落结构,有效控制杂草生长,增加茶叶产量和改善茶叶品质。
Therefore, it can be concluded that intercropping white clover and straw mulching is an effective ecological measure for weeds control.
这表明稻草覆盖和间种白三叶草能改变茶园杂草群落结构,有效控制杂草生长,增加茶叶产量和改善茶叶品质。
Therefore, it can be concluded that intercropping white clover and straw mulching is an effective ecological measure for weeds control.
应用推荐