time ratio的例句大全

They say the golden ratio-1.618-can be seen' related not only to aspects of mathematics but also to physics, chemistry, biology and the topology of space-time."

他们说，可以看出黄金分割率——1.618“不仅与数学方面有关，还与物理、化学、生物和时空的拓扑结构有关”。

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The relationship between the ratio of young's modulus of a compound bar and the strains of two materials and the time of transmission

复合杆的弹性模量之比与应变和传递时间的关系

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It improved the signal to noise ratio and data precision by the ways of time domain average processing and adding index window before model analysis.

在模态分析前，通过时域平均处理及加指数窗等方法来提高信噪比和数据精度。

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They say the golden ratio-1.618-can be seen related not only to aspects of mathematics but also to physics, chemistry, biology and the topology of space-time.

他们说，可以看出黄金分割率1.618不仅与数学方面有关，还与物理、化学、生物和时空的拓扑结构有关。

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The results drawn from the parametrical analysis show that the initial load value, time of fire exposure and steel ratio have an important impact on the residual strength index which increase with the growth of those parameters.

从参数分析结果来看，初始荷载值、受火时间和含钢率对剩余承载力系数有显著影响，且随着这些参数的增加剩余承载力系数提高。

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The time frequency difference between grain noise and defect signal provide a possibility for enhancement of signal-to-noise ratio ( SNR) in ultrasonic testing.

晶粒噪声和缺陷信号的时频特征的差异，为提高超声检测的信噪比提供了可能。

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While the changing gear is selected by continued-fraction approach method and calculated by the aid of computer, the error in transmission ratio and tooth curve could be obviously reduced, the machining accuracy of gears can be enhanced and the time for selecting changing gear shortened.

采用连分数逼近的方法，借助于计算机辅助计算，大大降低了传动比误差及齿向误差，提高了齿轮加工精度，并可缩短挂轮选配时间。

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Additionally, performance of optimized supply chain input/ output pipeline system is analyzed by using space time graph in the area of throughput rate, efficiency and speedup ratio.

同时，以时-空图为分析工具，对采用重叠技术优化后的供应链输入/输出系统性能在吞吐率、效率、加速比方面进行了评价研究。

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Influencing of curing time on film hardness is discussed through modifying the ratio of paint and curing agent. The defects from spraying process and the countermeasures are narrated.

通过调整漆与固化剂比例，讨论了固化时间对漆膜硬度的影响，同时论述了喷涂过程中产生的缺陷和采取的措施。

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Three additional displacement ratio calculating methods, i. e., the first mode method, elastic time history analysis method and calculating plane end displacement method, are suggested.

提出了三种计算结构位移比的补充方法，即第一振型法、弹性时程分析法和推算平面端部位移法。

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Time is a created illusion and gravity, earth spin ratio, electromagnetics and celestial alignments are components of its unfolding.

时间是一个被创造出来的幻像，重力、地球自转、电磁场和天体对应都是用来展现它的要素。

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Each IMA was measured, included its ratio of peak systolic velocity to end diastolic velocity ( S/ D), pulse index ( PI), resistive index ( RI), and the diastolic velocity time integral fraction ( DVTIF) calculated. The statistical analysis was conducted.

测量每条IMA的收缩期峰值与舒张末期流速之比（S／D）、搏动指数（PI）、阻力指数（RI），计算舒张期流速时间积分分数（DVTIF），并作了统计学处理。

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From the annual reports 2002 of four big state-owned commercial banks, the loans to asset ratio exceeds over 60%, at the same time the interest income to whole income ratio reaches nearly 80%.

从四大国有商业银行2002年年度报告来看，工、农、中、建贷款规模占整个资产规模都在60%左右，而贷款利息收入占整个营业收入则高达80%以上。

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The average non-performing loan ratio for the entire sector was 34 per cent in 1999, according to official figures, although many independent analysts at the time estimated bad loans at more like 50 per cent.

官方数据显示，1999年中国银行业总体平均不良贷款率为34%，不过当时许多独立分析师估计这一比率差不多接近50%。

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After effector and target plasmids were transfected into Hep-2 cell by different ratio by lipofectin mediation, effect of RNAi could be observed at different time points by fluorescence microscope.

用脂质体共转染效应质粒和靶基因表达重组体至Hep-2细胞中，荧光显微镜下观察效应质粒的RNA干涉作用，并观察RNA干扰的时效和量效改变。

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The output voltage waveforms of matrix converter which is based on the space vector modulation are analysed under the unbalanced input voltage. A time variant modulation ratio method is proposed.

在非对称输入电压情况下，对基于双空间矢量调制的矩阵变换器的输出电压波形进行了分析，提出了利用时变调制比改善输出电压波形的方法。

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In microwave-assisted extraction, operating time of microwave, the concentration of ethanol and the ratio of material to solution were studied.

微波辅助浸提法研究微波时间、乙醇浓度、料液比三个因素对原花青素提取率的影响。

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The simulation technique is the key to reduce the cost and time of developing a new weapon system, and it is also the key to increase the ratio of value to cost.

仿真技术是降低武器系统研制成本、缩短研制周期、提高效费比的关键。

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By the experiments, we have proved that the delayed time of ignition is not only dependent on the surface-to-mass ratio of aluminum dust, but also on the content of pure aluminum in an aluminum particle.

点火延迟与铝粉颗粒的比表面积和活性铝的含量有关，而与环境的氧含量基本无关；

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It was shown that the optimum molar ratio between hydrobromic acid and pentaerythrite was 2.5 to 1 for 6 to 8h of optimum reaction time and reflux temperature as optimum reaction temperature.

实验确定了氢溴酸与季戊四醇的最佳摩尔比为2.5∶1，最佳反应时间为6～8h，最佳反应温度为回流温度。

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