However, after introducing these variables in nominal logisticand proportional hazard multiple regression models, only highCormack and Lehane grade during direct laryngoscopy, high upperlip bite test score, and short sternothyroid distance were significantlyassociated with multiple attempts or lengthier intubations.
然而，在 logistic 及比例风险多元回归模型中分析这些变数发现只有直接喉镜 Cormack 和 Lehane 等级高、上唇咬诊评分高及甲颏距离短与插管时间长或多次尝试显著相关。
It mainly introduces the digital super-speed switch valve which substitutes for electro-hydraulic proportional valve used as priority valve to compose digital electro-hydraulic proportional directional valve with multiple unit valve to fulfill digitized electro-hydraulic proportional control of working device for loader, Then use Simulink in the software Matlab to imitate the dynamic characteristic of super-speed switch valve to achieve the control of shovel speed through controlling the liquid of multiple unit valve after changing its duty cycle.
采用了数字高速开关阀为先导阀构成数字电液比例多路换向阀，实现对装载机工作装置的数字化电液比例控制。提出了数字电液比例系统的数学模型及控制规律，然后用Matlab仿真软件中的Simulink对高速开关阀进行动态特性仿真，证明通过改变它的占空比可以控制多路阀的流量，从而达到控制工作部件的运动速度。
The setup is made of x-ray tube, fine tuning table, vacuum system, gas-flow proportional counter and multiple channel analysis.
实际测得了流气正比计数管阳极高压、工作气压和环境温度对软X射线荧光测量装置测量误差的影响。
The digital electro-hydraulic proportional control system, in the article, comprises of control handlebar (electric potential device), electronic control unit (ECU), pilot valve (proportional decompression valve), multiple-unit valve and oil cylinder.
本文设计的数字电液比例控制系统由控制手柄（电位器）、电控模块（ECU）、先导阀（比例减压阀）、多路换向阀和油缸组成。
The harmonic compensation currents proportional to the harmonic current in the primary winding, which is detected real-timely, are injected to the multiple secondary winding of the transformer.
实时检测变压器原方绕组的谐波电流，通过逆变器产生与原方绕组谐波电流成比例的谐波补偿电流注入变压器副方多补偿绕组中。
Model 6BFK12/24 electrohydraulic proportional controller is a new type control unit which can supply electrohydraulic proportional multiple valve with eight proportional signals and four on-off signals.
6BFK12／24型电液比例控制器是一种能够为多联电液比例阀提供8个比例信号和4个开关信号的新型控制装置。
A new method, by which we use single gas-flow multi-wire proportional counter for αβ simultaneous measurements, is recommended. Its measuring efficiency is higher than that of same kinds of products using multiple counters.
本文介绍用单个流气式多丝正比计数管进行α、β同时测量的新方法，它与同类型产品采用复合管的方法比较，测量效率较高。
Development and Study to Electro-Hydraulic Proportional Multiple Directional Control Valves
电液比例多路阀的开发和研究
To take double closed-loop direct current timing system as example, the author states the reasons that cause system oscillation from aspects of amplifer multiple, proportional-integral time constant and object parameter, and all those have been studied by simulation.
以双闭环直流调速系统为例，从开环增益、积分时间常数及对象参数变化三个方面，阐明系统产生振荡的原因，并进行仿真研究。
A SD-PRPS (distributed packet by packet rate proportional server for K channels based on signal) scheduling algorithm was proposed. It could load the input flow over the multiple channels averagely.
提出了一种基于消息的多信道调度算法（SD-PRPS），该算法能将数据流均匀地分发给多个并行信道，对网络阻塞有很好的抑制能力。
The strategy integrates several objects such as the network performance, user's QoS requirements, and system fairness with the proportional fairness principle to provide end-to-end traffic control that satisfies multiple performance objectives and system fairness.
该调度策略综合考虑了网络效率、用户服务质量要求和系统公平性等多个性能目标，使用比例公平性原则，有效地实现了多性能目标的端到端传输控制，同时保证系统的公平性。
Model 6BFK12 / 24 electrohydraulic proportional controller is a new type control unit which can supply electrohydraulic proportional multiple valve with eight proportional signals and four on-off signals.
6BFK12／24型电液比例控制器是一种能够为多联电液比例阀提供8个比例信号和4个开关信号的新型控制装置。