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- Taking tall fescue lawn as experiment material,its growth characteristics including plant height,density,root length,leaf area,chlorophyll content and the photosynthesis speed were measured in spring. 以高羊茅草坪为试验材料,春季对其修剪前后植株株高、密度、根长、叶面积、叶绿素含量、光合速率、色泽等主要生长指标进行了测定。
- Study of the day variations of the leaf photosynthesis speed of Tulipa edulis 光慈姑叶片光合速率日变化规律的研究
- No horse has a speed comparable to that of his. 没有一匹马的速度能比得上他的马。
- That's all there is to make a speed dial call. 在那里全部要进行快速拨号呼叫。
- The great virtue of air travel is speed. 乘飞机旅行的最大优点是速度快。
- He drove the car at full speed through the town. 他驾驶汽车全速穿过那座城镇。
- The car rushed at the bridge at astonishing speed. 汽车以惊人的速度向桥冲过去。
- The motorcycles were spinning along at full speed. 摩托车正全速疾驰。
- What's the speed limit on the motorway? 高速公路的速度限制是多少?
- The speed of this aircraft is very high. 这架飞机的速度非常快。
- The new model delivers speed and fuel economy. 这种新型设计能提高速度、 节约燃料。
- He was had up for exceeding the speed limit. 他因超速行驶而遭控告。
- The hurricane has a speed of 73 miles per hour. 飓风每小时73英里。
- The speed of a runaway horse count for nothing. 脱缰之马的速度毫无价值。
- "More haste, less speed", as the saying goes. 常言道，“欲速则不达”。
- Harden up a little, we need more speed. 把帆索拉紧一点，我们需要加快速度。
- Understand the process of photosynthesis. 及分?不同的光合作用色素。
- He is driving at a terrific speed. 他以极快的速度驾驶。
- Environmental regulation of Citrus photosynthesis. 柑橘属光合作用的环境调节
- He usually drives at a moderate speed. 他通常中速驾驶。
