ratio的例句大全

Once administration of 100 mg/ kg BCPT had certain inhibition effect on MAO-A in brain tissues of mice, while 4 hours after administration with BCPT, the inhibition ratio of MAO-A was 66.7%.

拟青霉代谢物提取物100mg/kg1次性给药对小鼠脑组织单胺氧化酶A具有一定的选择性抑制作用，拟青霉代谢物提取物给药后4h，对小鼠脑组织单胺氧化酶A的抑制率达到66.7%。

With analysis of professional software DASP, natural vibration frequency ( period)、 vibration mode and damping ratio of model structure with not sealing top and sealing top are obtained, and then analyze the the change rule of the dynamic characteristics after the two tests. 3.

利用专业软件DASP分析试验结果，得到模型结构在未封顶、封顶两种情况下的自振频率（周期）、振型和阻尼比，进而分析出两次试验后动力特性的变化规律。

Arcjet is one of the highlight of electric propulsion investigation and application because of its high thrust density, high ratio of thrust and power, preferable specific impulse, better system successiveness and reliability.

作为电推进的一种方式，电弧加热发动机以较高的推力/功率比、推力密度、中高的比冲、良好的系统继承性和可靠性等特点，成为当前国际研究和应用的热点。

The exponential gain, the diffractive efficiency, the response time, photoconduction and signal to noise ratio or the crystals were measured.

测试晶体的指数增益系数、衍射效率、响应时间、光电导和信噪比。

Ma Yun says: The man's wisdom becomes inverse ratio with appearance.

马云说: 男人的智慧跟长相成反比.

Using the 44 years ( 1958& 2001) NCEP data and ozone mixing ratio data, calculating the global ozone distribution at tropopause.

利用1958~2001年的臭氧垂直分布和NCEP资料，计算出全球对流层顶的气候场，并对其空间分布、季节、年际和年代际演变进行了分析。

Surverys indicate that finding out readers'demands, purchasing the preferent books, sharing information with readers without delay and so on can raise the utilization ratio of Chinese books.

经常了解读者需求，选购适宜图书，及时打印新书通报，编写新书推荐书目等措施，提高了中文图书有效利用率。

In the paper it is shown that in isotropical noise field acoustic energy flux is maximum likelihood ratio detector, its direction is maximum likelihood estimation of source direction.

本文证明在各向同性噪声场中声能流是最大似然比检测量，声能流方向是声源方位的最大似然估计；

This model possesses high neuron to weight ratio, and can greatly shrink of the interconnect weight matrix ( IWM).

该模型的高神经元／权重比可以极大地压缩神经网络的互连权矩阵IWM（interconnectweightmatrix）。

All units shall adopt advanced technology in water conservation, reduce water consumption and raise the ratio of water reuse.

各单位应当采用节约用水的先进技术，降低水的消耗量，提高水的重复利用率。

The sexual propagation of Adenophora tetraphylla is dominantly xenogamous. The seed setting ratio of its autogamy is about 1.2%.

轮叶沙参的有性繁殖主要依靠异花授粉，其自花授粉的结实率为1.2%。

Some results of aeroelastic tailoring of a sweptback wing with medium aspect ratio and composite skin and metal frame are presented.

本文提供了一个具有复合材料蒙皮、金属骨架的中等展弦比、中等后掠角机翼的气动弹性剪裁计算结果。

The circle of contact takes on time averaged, instantaneity, periodicity and crumbliness in flow field of angle burner high length-with ratio furnace.

角式喷燃、高长宽比炉膛中，切圆在流场中旋转，具有时均性、瞬时性、周期性和破碎性。燃烬风反切可有效降低出口速度偏差，从而降低出口烟温偏差。

The Assistant Circle Method of Designing Planar Crank Slide Block Mechanism According to the Condition of Time Ratio Ect

按行程速比系数等条件设计平面曲柄滑块机构的辅助圆法

The effects of the jet stretch ratio and draw ratios of three-stage drawing including air drawing, DMF bath drawing, hot water and boiling water drawing and dry-hot drawing on the properties of PAN fiber were studied in dry-jet wet spinning.

研究了干-喷湿纺聚丙烯腈（PAN）初生纤维的喷丝头拉伸比和三级拉伸（空气拉伸、DMF浴拉伸、热水和沸水拉伸、干热拉伸）工艺中各拉伸比对纤维性能的影响。

But Hepburn's waist-to-hip ratio was exactly 0.7, just like Monroe's.

但赫本的腰臀比也是0.7, 跟玛丽莲梦露一样.

Effects of the Amount of Solvent Minerals and Alumina Ratio on Cement Raw Material Burnability

熔剂性矿物的数量和铝率对生料易烧性的影响

This paper presents the application of APD photoelectrical transformation components to the photoelectrical transformation of the magneto-optical videodisk set. The formula of signal to noise ratio of pre-amplifier has been derived, mathematics.

本文提出了将APD光电转换器件运用于视频磁光盘机光电转换中，用数学方法导出了APD前置放大器信噪比表达式，理论公式指出了提高信噪比的途径，从而确定了选择器件的条件。

Farmland and livestock also has a fixed ratio like that is North Chinese.

耕地与牲畜也固定搭配。

The Results by using Pick-pick Signal Noise Ratio ( PSNR) or mean square error ( mse) are different from by subjective psychological assessment, while the latter are usually inexactly and have subjectivity.

通常使用的峰-峰信噪比或均方误差与主观感觉并不相符，而主观评价又存在主观性和不确定性，其结果往往因人而异。