面积

• the air temperature over a large area remain at or below 0℃.
  大面积上空的气温保持在0或0以下。
• It is characterized by a relatively high production per tree and per acre .
  它的主要标志是单株产量和单位面积产量较高。
• About 18. 6 million acres of oats were harvested for grain in the u.s.a .
  在美国燕麦作为谷物而收获的面积是1，860万英亩。
• For satellites circling the earth, the law of areas is also imperfect .
  对于环绕地球运动的卫星来说，面积定律也是不完善的。
• There may be a "black out" of radio signals over a large area for several hours .
  在大面积上的无线电讯号可能发生数小时的停顿。
• Only china, the soviet union and canada surpass brazil in contiguous land area .
  只有中国、苏联及加拿大的毗邻大陆面积大于巴西。
• The area correction is largest at the nozzle exit, where it may be of the order of 3% .
  面积修正在喷管出口处最大，约为3左右。
• The work during any displacement is represented by the area under this curve .
  在任一位移过程中所做的功，由这曲线下的面积来表示。
• Special designs of area meters are available to solve many different flow problems .
  解决不同的流量问题有各种专门设计的面积流量计。
• The baptistery is a stately rotunda, of huge dimensions, and was a costly structure .
  浸礼堂，是个面积巨大的圆厅，也是座豪华的建筑。