four-fold
英 ['fɔːfəʊld]
美
a. 四倍的；四重的；四垒的
adv. 四倍；四重
双语例句
- Cultural security including four-fold dimensions from the perspective of cultural philosophy.
从文化哲学的视角看，文化安全包含四重雏度。 - In heteroepitaxial growth on ( 001) surface, at the relative positions of the atoms at bridge sites are higher than the positions of the atoms at four-fold hollows.
研究表明，在（001）表面异质外延生长中处于桥位原子相对位置较高而处于四重稳定位原子位置较低，而在（111）表面则与其相反。 - And if you are looking for a stockmarket bubble, Indian share prices have risen more than four-fold over the past four years, far more than in China.
股市泡沫也存在，印度股价过去四年来增长了4倍，远远超过中国。 - 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。 - The principal advantage over the old-fashioned machine is a four-fold reduction in weight.
与旧式机器比，主要特点是重量减少了四分之三。 - 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。 - Increases have also occurred almost everywhere, albeit to hugely divergent extents: US incomes per head have risen 23-fold and those of Africa merely four-fold.
增长几乎出现在全球各地，不过幅度存在巨大差异：美国人均收入增长了23倍，而非洲国家仅增长4倍。 - In the experiment, by using GaAs/ AlGaAs QW VCSEL epitaxial chip, the1 × 3,2 × 2, 3 × 3 ID and 2D arrays have been fabricated by the four-fold proton implantation method, and the characteristics have also been measured experimentally.
实验中，出GaAs／AIGaAs量子阶VCSEL外延片通过四次质子注入工艺制备了IX3、2X2、3X3简单的一维、二维VCSEL列阵器件，并对器件的特性进厅了测量研究。 - Citing a four-fold increase in the number of reported cases of Hepatitis A in Manhattan this year, city health officials are urging physicians to be on the lookout for symptoms in their patients.
市府卫生官员引述今年所报导曼哈顿患A型肝炎的人数增加了四倍，并促医生注意病人的症状。 - A four-fold division has been proposed for the first time and concrete opinions have been put forward for the determination of the location of the boundary between the Ordovician and Sil-urian.
首次提出了该区志留系四分方案，并为确定奥陶系与志留系的界线位置提出了具体意见。