Under the condition that activation time ratio between stable subsystems and unstable ones is not less than a specified constant, sufficient conditions are given to guarantee exponential stability of the switched delay systems.

Because of realizing scientific management and drawing up practical and feasible organizational measures, the complex accident time ratio decreased to 3.52%, the aim of high-efficiency and safety drilling having been attained.

结合科学化管理，制定切实可行的组织措施，复杂事故时率下降到3.52%，达到了安全高效的钻井目的。

互联网摘选

A new time-domain-approach approximation to the ideal delay Function-A rational fraction approximation yielding minimum rise-to-delay time ratio with strictly zero overshoot

一个新的对于理想延时函数的时域法逼近&在0超量约束下上升时间/延迟时间比值最小的有理分式逼近函数

互联网摘选

The implementation of ONS company equipment management policy has made a tremendous improvement effect for ONS Company. The equipment breakdown time ratio and the maintenance cost decreased obviously.

ONS公司设备维护管理模式优化管理，取得了良好的效果，设备故障率显著降低，设备维修成本有效降低。

互联网摘选

A new method of improving the real time ratio of phased array radar coherent video simulation is presented, according to the particularity of scheduling of phased array radar.

针对相控阵雷达系统全数字相干视频信号仿真的特点，尤其是相控阵雷达系统波束调度的特殊性，提出了一种提高相控阵雷达相干视频信号仿真实时性的方法。

互联网摘选

It was found that, in general, ascending time ratio, fire load ratio, cross-section dimension and slenderness ratio have a significant influence on residual strength.

得出结论：升温时间比、火灾荷载比、截面边长以及长细比是影响火灾全过程作用后圆钢管混凝土柱剩余承载力的主要影响参数。

互联网摘选

HRT, temperature and aerobic time ratio have an obvious effect on the treatment by WSBR.

水力停留时间（HRT）、操作温度和曝气比率对WSBR的脱氮效果影响明显。

互联网摘选

Prothrombin Fragment F1+ 2, Prothrombin Time Ratio and Oral Anticoagulant Therapy

凝血酶原片段F1+2、凝血酶原时间比率与口服抗凝治疗

互联网摘选

The Optimal Design of Planar Four-Bar Linkages According to the Given Time Ratio of Strokes

平面四杆机构给定行程速比系数时的优值设计

互联网摘选

Cycle-slip Detection and Repair of GPS Non-difference Phase Observation in Different Time Ratio

不同采样率下GPS非差相位观测值的周跳探测修复及效果比较

互联网摘选

Effective Time Ratio ── A Parameter to Analyse the Efficiency of Vibrating Finisher

有效时间比&一个分析振动光饰机效率的参数

互联网摘选

The time ratio of the two stages is basically consistent with that calculated by theory.

本次模型试验得出的两阶段时间之比，与理论上的计算值基本一致。

互联网摘选

Synthesis of the crank-rocker mechanism with unit time ratio

无急回曲柄摇杆机构的综合

互联网摘选

The fuzzy control algorithm was employed to control on-off time ratio for heating and cooling to realize an optimized effect on the basis of the features of often replacement.

针对生产中压铸模具经常更换的特点，温控算法采用了模糊控制的方法，控制加热和冷却的通断时间比，从而达到最佳的控温效果。

互联网摘选

The analysis indicates that tapping torque increases as net cutting time ratio increases, where net cutting time ratio influences the tapping torque more significantly.

结果表明，攻丝扭矩随净切削时间比的增加而增大，且对攻丝扭矩的影响最显著。

互联网摘选

In accordance with legal compliance, electronic document lifecycle change over time, access to real-time rate of change in requirements, design construct that contains attribute class, time class, application-level rating system for triple the value.

按照法律遵从、电子文件生命周期随时间变化，访问率实时变化的要求，设计构建包含属性等级、时间等级、应用等级的三重价值级别体系。

互联网摘选

S& P on Monday cut its outlook on US debt – which maintains the top triple A rating – from stable to negative for the first time since it started rating the US 70 years ago.

周一，标普将美债的前景评级从稳定下调至负面，为自70年前标普开始对美国进行评级以来的首次。目前，美国债务评级保持在最高的AAA评级。

互联网摘选

The 1,500-page ruling marks the first time a rating agency has faced a full trial over a structured finance product.

这份长达1500页的判决书标志着信用评级机构第一次由于一种结构性金融产品而面对全面庭审。

互联网摘选

The case marked the first time a rating agency had stood a full trial over complex structured finance products.

这是信用评级机构因复杂结构性金融产品接受正式审理的第一例。

互联网摘选

Real Time Dynamic Rating System for Underground Transmission Cables

地下电缆实时动态负荷评估系统

互联网摘选

a month later, they came back to view the same faces, this time rating them on attractiveness.

一个月之后，他们又回来看了同样的面孔，这次根据魅力值为它们划分等级。

互联网摘选