So weather forecasts are not very good at capturing the imminent arrival of a blocking event or a stationary ridge.
所以天气预报并不擅长捕捉即将到来的气流阻滞事件或静止的高压脊。
In another variation, ditches replace the ridge between borders and the area between is irrigated by blocking the ditches.
在另一种变通方式中，用渠道代替畦埂，堵塞渠道，进行灌溉。
The field experiment showed that the powered-disc ridge till and no-till planter was effective in anti-blocking and cutting stubble.
田间试验结果表明，驱动圆盘玉米垄作免耕播种机通过性能好，破茬能力强。
The field experiment showed that the powered-disc ridge till and no-till planter was effective in anti-blocking and cutting stubble.
田间试验结果表明，驱动圆盘玉米垄作免耕播种机通过性能好，破茬能力强。
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