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- Microsporogenesis Comparison of Genetic Male Sterility Line and Its Allele Fertile Line in Brassica napus L. 油菜雄性核不育系及其等位可育系小孢子发育过程的比较研究。
- The microsporic tetrads of the fertile line belonged to the tetrahedral type, and mature pollen was two-celled with bristles on the surface. 可育系小孢子母细胞经过减数分裂形成四面体形的四分体，成熟花粉是二细胞型，表面有刺。
- The result showed that the microspore mother cell of male sterile line could pass through meiosis and form tetrads and then tetrads could release microspore as the same as fertile line. 观察结果表明：大葱雄性不育系和保持系的小孢子母细胞都能正常进行减数分裂，四分体可以释放出小孢子。
- Thirdly, using RAPD technique to amplify DNA of the AALY001 NMS two lines, one specific marker NMSOPM09500 was obtained in the male fertile line but without in the male sterile line. 最后,选择万寿菊核不育两用系AALY001为材料,对雄性不育株和可育株进行扩增,得到了一条在不育株中缺失,在可育株中出现的稳定的特异标记NMSOPM09500。
- There are fertile fields in the Nile Delta. 尼罗河三角洲土地肥沃。
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- The plains of Alberta are extremely fertile. 艾伯塔平原极其肥沃。
- One line cuts another at right angles. 一条线与另一条线成直角相交。
- The printers have missed out a whole line here. 排版工人在这里漏掉了一整行。
- Most chicken eggs are not fertile. 多数鸡蛋未受精。
- Participation in tender is in our line of business. 参加投标属于我们的业务范围。
- The fields hereabout are fertile. 这一带的土地很肥沃。
- A long line of car is unable to pass that road hog. 一长串的车子无法超越那个挡道的汽车驾驶。
- The sale office is on line to the warehouse. 营业部与仓库的计算机联网。
- How do you get start in that line of work? 你是怎么开始干那一行的？
- I do not want to be in the boss line of fire today. 今天我不想遭到老板的非难。
- Place your right toe in line with your left heel. 把右脚趾与左脚跟排在一直线上。
- The line of flags was slung up between two trees. 一排旗帜悬挂在两棵树之间。
- My fishing line got entangled in some weeds. 我的钓鱼线同杂草纠缠在一起。
- The country is barren, with here and there a fertile spot. 土地荒芜，只是偶尔有一两片沃土。
