The effect of root on soil respiration was observed mainly before repining stage with fluctuation.种有水稻,根系对土壤总的呼吸影响主要体现在成熟期之前,且有相互消长的现象.Cost price, nowaday value, time, fluctuation rate, un - venture gainings rate are imp...
A firm secures a needed commodity and is protected against price fluctuation.公司得到需要的商品,而且不会由于价格变动而受损失.The erratic fluctuation of market prices is in consequence of unstable economy.经济波动致使市场物价忽起忽落。Sometimes temporal fluct...
这是沉闷的星期一,亨利对着书本打瞌睡.It was blue Monday and Henry nodded sleepily over his books.祖母坐在火炉旁打瞌睡.Grandmother sat nodding by the fire.他在阳光下打瞌睡.He drowsed in the sun....
He relied on translucent enamels to produce vivid, glowing pictures.他利用半透明瓷漆绘制出鲜艳生动的图画。They cannot be relied on to offer much support or advice.不能指望他们提供很多支持和意见。He had proved that he could be relied on in a crisis.他已表明,在紧...
Modern forms of agricultural utilization, have completely refuted this assumption.现代农业利用形式, 完全驳倒了这种想象.Refiners chugging along at a low utilization rate of about 80 %.炼油厂仍维持着80%左右的低开工率.Introduces the concepts of available...