Clinical value of A/N ratio in children s adenoid hypertrophy;
儿童腺样体肥大A/N比率测定的临床价值
Method Standard LNF of 92 cases (72 children got snoring disease, the left 20 didn" t) were obtained, and then the Adenoids/nasaphar-ynx (A/N ratio), the width of palate air passage were measured.
方法:对92例(打鼾儿童72例,无鼾症儿童20例)均摄标准鼻咽侧位片,然后测量腺样体/鼻咽比率(A/N比率),腭气道的宽度。
A high percentage of people still smoke.
比，比率，比例（主要指事物之间的数字比,倍数比.）
probability proportionate to size
样本大小的概率比例
probability proportional to size sampling
概率比例规模抽样法
A/R [at the rate of]
以……比例［abbr.］
Method of Measuring Percentage Elongation after Fracture of Standard Proportional Sample by Non-proportional Sample
用非比例试样获取比例试样断后伸长率的方法
method of ratio production
比率产出法比率产出法
Stochastic comparisons in proportional reversed hazard rate mixing model
成比例反向失效率混合模型中的随机比较
in proportion (to)
(与...)成比例的
speed of rotation is proportional to the frequency of the A.C. power.
旋转速度与A.C能量频率成比例。
Study of the ratio of generalized gross profit rates for price system
价格系统广义毛利率比例结构研究
The Normalized Amplitude Ratio Function Applied in Frequency-domain CSEM
归一化比例函数在频率域CSEM中的应用
They are in the ratio 3 : 2.
他们成三比二的比例。
The ratio of men to women was two to one.
男女的比例是二比一。
compound arbitrated rate
复合比例汇率;复合裁定汇率;复合汇兑价率;复合汇率;复算汇率
income from remuneration for personal service shall be taxed at a flat rate of 20%.
劳务报酬所得，适用比例税率，税率为百分之二十。
A STUDY ON THE RATIO BETWEEN THE INVESTMENT RATE AND THE ECONOMIC GROWTH RATE AND ITS CONTROL;
投资率与经济增长率的比例及其控制的研究
The ratios of1 to 3 and 5 to 15 are the same.
一比三和五比十五的比率是相同的。
control the rate of
控制…的比率／速度