four-fold

英 ['fɔːfəʊld]

美

a. 四倍的；四重的；四垒的
adv. 四倍；四重

双语例句

• The studies of apple polysaccharides precipitation process showed that the better conditions were concentrated four-fold and adding ethanol of 4 times.
  通过苹果多糖醇沉工艺研究，确定苹果多糖的沉淀条件为浓缩4倍，乙醇添加量为4倍。
• A molecule cannot have a three-fold axis and a four-fold axis in the same direction.
  一个分子不能在同一方向上有一个三重轴和一个四重轴。
• According to the plan, by2020, China will produce ten million tonnes of fuel ethanol and two million tonnes of biodiesel, a four-fold increase on2002 levels.
  依据该规划，中国在2020年将生产1000万吨的生物乙醇和200万吨的生物柴油，大概比2002年增长4倍。
• The image shows a eukaryotic voltage-dependent potassium channel viewed along the four-fold axis from the extracellular surface.
  这张照片显示了真核生物细胞外概况四重轴向的电压依靠性钾浪子通道。
• One beloved indicator is the price of gold, which has risen four-fold since the early 2000s ( see chart).
  一个备受钟爱的指标是金价。自本世纪初以来，金价已上涨4倍（见图表）。
• An ongoing trial in Uganda shows that coverage rates have increased by from two-fold to four-fold.
  目前在乌干达进行的一项试验表明，覆盖率已由两倍增至四倍。
• While taking advantage of the results the paper conducts a further four-fold decomposition of output of per labor, the results show that inter-provincial differences of the growth of output maken by technical efficiency is the largest in all factors.
  同时利用分解结果进一步进行了劳均产出的四重分解，结果发现，在所有的分解因素中，技术效率所贡献的产出增长率的省际差异是最大的。
• If the Bodhisattva thus sees and knows, we may say that he is armed with the four-fold unhindered knowledge ( 34).
  如果菩萨以此看到和知道，我们也许可以说他们装备了4倍无碍的知识。（34）。
• The principal advantage over the dual filter coherent detection is a four-fold reduction in bandwidth.
  与双滤波器相干检波相比的主要优点是带宽减少了四分之三。
• The four-fold increase in oil prices imposed by opec.
  “欧佩克”石油价格的四倍上涨。