循环器

Accessibly several different versions, oriented to different circle of tasks: for personal computers, file servers and working stations.

通俗易懂的几个不同版本，面向不同循环任务：个人电脑、伺服器、工作站档案。

It is obvious that the richness of the perfusioner's experiences, more perfect of the hardware equipments, using more quality of the heart-lung machine and the oxygenator, using more transfering techniques and more perfect of the measurements will increase the security of the CPB.

灌注师的经验更丰富，硬件设备更完善，高质量人工心肺机和氧合器的使用，多种转流技术的应用，完善的监测系统等，可明显提高体外循环转流的安全性。

Results all models were successfully established. conclusion the isolated rat lung can be used as oxygenator instead of a mechanical oxygenator in the rat cpb model.

为研究cpb中肺保护液灌注及相关药物与手段的肺保护效果，以离体肺作为cpb氧合器，建立了32例大鼠体外循环及肺保护液灌注模型，效果良好。

This paper describes a thermal cycling test in vacuum of antenna paraboloidal reflector, small model and specimen, made of two carbon fibre sheets and one aluminum honeycomb core and gives the approach for predi- cting the permanent distortions.

本文介绍了碳布铝蜂窝制成的天线反射器、小模型及其材料的真空冷热循环试验和永久变形的预示方法。

The analysis of the optical signal transmission characteristics and the physical parameters provides the theoretical foundation for optimizing the design and improving the performance of AWG; and the optimizing design numerical value calculation method solves the complex problem of the optimizing design of the AWG, it can also provide a way for AWG computer aided design system; the AWG optical signal processing analysis provide a way for optical signal Fourier transform, serial and parallel transmission, circle shift, matrix transform and differential processing; the optical signal processing characteristics of AWG develop AWG to use for new field, and the optical signal processing will play an important role on all-optical networks in the future; by the definition of the wavelength transform matrix of the AWG, the signal output positions that come from these input signals of the different wavelength or the same wavelength but the different input ports and carrying different signals can be accurately determined, and the wavelength transmission matrix plays an important role for analyzing the routing of the complex optical network, or designing the network nodes such as the optical path add/drop multiplexer and optical cross connect device; the wavelength transmission matrix also provides a method for monitoring and managing the wavelength transmission of the optical network nodes; e analysis of the AWG' OXC node structure and wavelength routing provides a way for realizing the OXC, especially for multi-path/multi-wavelength OXC and the intelligence node of the optical networks; by the studying of the control plain characteristics, router, traffic engineering, program and the improved arithmetic of the wavelength routing, the method for realizing the GMPLS' OXC optical transport network is provided, and it play an important role for the study of the automatic switched optical network; the time-frequency analysis can provide more information about the dispersion and energy changes of .the pulsed light transmission in the singlemode fiber, it also provides more useful parameters for analyzing the dispersive accumulating and dispersive compensating.

AWG光信号传输特性与相关参数的分析，为进一步优化设计AWG及提高其性能提供了理论依据，而优化设计计算数值方法解决了AWG优化设计计算的复杂问题，为进一步建立AWG的计算机设计系统提供了基础；AWG光信号处理的特性分析，提出了AWG应用的新领域，为光信号的傅立叶变换、串并传输、循环移位、矩阵变换、微分处理等提供了一条途径；波长传输矩阵变换关系的建立，不仅得到了确定多路AWG每路信号从输入端口到输出端口的准确输出位置的方法，而且在分析应用AWG实现复杂的光通信网络路由的连接、特别在设计分插复用器和交叉连接器等网络节点时有重要的作用，能有效而准确地确定波长的路由关系，为实现节点波长传输路由的监控和管理提供有效手段；基于AWG的OXC结构和波长路由的确定为实现OXC技术、特别是多路多波长的OXC和光网络的智能节点技术提供了有效的方法；控制平面的特征、路由器、流量工程、程序及改进的波长路由算法的研究实现了基于GMPLS的OXC光传送网络的控制平面，为建立自动交换光网路提供了一定的基础；时频分析可以更直观和更清晰地描述脉冲信号在单模光纤中传输色散和能量的变化，为色散积累和色散补偿提供有效的分析参数。

Based on the research of the related fields home and abroad and combined work condition, in allusion to the feature of diesel engine waste-heat generation, the comparison were made between the current equipments utilizing diesel engine waste-heat and the low boiling point working fluid—R11 is chosen, the evaporator, condenser, steam turbine-generator group and so on compose the organic Rankine cycle thermal system model.

文中在对国内外相关领域进行了充分调研的基础上，结合工程实际状况，针对柴油机废气余热发电特点，对现行的柴油机废气余热利用设备进行比较，选择了R11为工质，由蒸发器、冷凝器、汽轮-发电机组等主要部件组成的有机朗肯循环热力系统模型。

Recuperator, as the key part in recuperated cycle, plays the important role in efficiency increasing of gas turbine.

作为回热循环中的关键部件，回热器性能的好坏对于燃气轮机效率的提高至关重要。

Based on this lumped parameter model, transient responses of outlet temperature of recuperator were analyzed when step and ramp changed of inlet temperatures and mass flow rate took place in hot side.

在此基础上，分析了高温气冷堆直接氦气透平循环中的功率调节过程及透平甩负荷过程时回热器出口温度和芯部温度的响应过程。

For saving the fuel and increasing the efficiency of gas turbine cycle, recuperator is used to warm-up the air entering the combustion of gas turbine by absorbing the heat of exhaust in recuperation cycle.

在回热循环中，回热器利用燃机排气中的余热(一般温度为600℃左右)来预热进入燃气轮机燃烧室的气体，从而达到节省燃料、提高燃机效率的目的。

The new system settled many problems in the traditional system controlled by relay and contact device,improved the anti—disturbance ability of feeding coal system,reduced the failure rate.

新系统解决了传统的继电器接触器控制的诸多问题，提高了输煤系统的抗干扰能力，降低了故障率，使运行安全可靠，实现了经济效益和社会效益的良好循环。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。