志森沙发工作设计室 » Chi Sen sofa design work room 身高相差太多 » Height difference too 莫莉需要更多的时间提高数学。她需要做更多的题 » Molly needs more time to improve mathematics.
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As the terrain in plain region is flat, the topographical height difference for the drainage pipeline cannot be utilized so as to cause the pipelines in the lower reaches are buried too deeply.
平原地区由于地势平坦，排水管道往往无地形高差可以利用，造成下游管道埋深过大。
There were difference among the rice varieties in the resistance to lodging and the reason for lodging was too high plant height and especially, too long two lower internode length.
品种间抗倒性有差异，株高过高特别是下部两个节间过长是倒伏的重要原因。
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