我们只是还不知道怎么在航行的空气动力学方面，对飞机实现需要的控制。
We do not yet know how to achieve the desired control during the aerodynamic phase of flight.
制造更符合空气动力学的飞机，并用更有效的方式来运营飞机——例如减少空中交通控制而产生的延误，这些方法可以为这些节省做出大约三分之二的贡献。
Building more aerodynamic aircraft and operating them more efficiently (by reducing air-traffic-control delays, for instance) could produce about two-thirds of those savings.
因为它们的两副翅膀叠在一起，在空气动力学的理论中，这意味着它们对自己身体缺乏控制力。
Because their two sets of wings effectively flap as one, that in theory gives them little control over the aerodynamic forces on their body.
战神一号X型将上升到约40公里(约25英里)的高空，在其动力飞行阶段，将不间断地对其运载空气动力学指标、火箭的第一阶段的控制和表现进行测量。
The 1-x will climb about 40km (25 miles) into the sky during the powered phase of its flight, continuously measuring vehicle aerodynamics, controls and performance of the rocket's first stage.
变送器输出——对气动变送器是空气压力——通过管道传给记录或控制仪表。
The transmitter output-air pressure for a pneumatic transmitter-is piped to the recording or control instrument.
以长轴距为基础的揽胜LSE创造了越野车一系列的“第一次”，包括空气动力系统和电子牵引力控制系统。
The long wheel base Range Rover LSE showcases a number of 'firsts' for an off-road vehicle including air suspension and electronic traction control.
复合材料翼面设计是一个涉及结构力学、空气动力学和控制工程等多个学科的复杂过程。
Composite wing design, in which involved are many disciplines such as structural mechanics, aerodynamics and control engineering, is a complicated process.
气动标记机是利用空气压缩机和一个气阀控制打印头上下振动，在工件上打下标记。
Pneumatic marking printer utilizes the air compressor and a pneumatic valve marking on the work piece through controlling the marking head vibration up and down.
声波法监测炉膛空气动力场采用非接触的测量方式，是一种现代高科技控制手段。
A measurement style of not touching is used during monitoring air dynamical field in a furnace with acoustic method, which is modern high-tech control means.
采用优质气动原件及合理的气路设计，券压缩空气控制压烫工作，无需外接电源，工作稳定可靠安全。
Original high-quality and reasonable pneumatic air route design, coupons hot compressed air pressure control work, no external power supply, k work safety is stable and reliable.
同时采用小扰动法推导了俯仰通道和滚动通道的简化模型，为空气动力和姿控发动机推力复合控制系统进行初步设计提供了依据。
What′s more, according to the method of little disturbance, the simplified model of pitching and rolling plane is derived, so preliminarily combined control system can be designed.
但由于空气的压缩性大、粘度小、系统非线性等因素的影响，气动系统难以实现精密的伺服控制。
However Pneumatic drives exhibit highly nonlinear characteristics due to the compressibility of air, the nonlinearity of valves etc.
压缩空气作为过程控制系统气动执行器的动力源，必须经过严格的除湿处理。
Rigorous dehumidification of the compressed air is imperative for the process control system using pneumatic actuators.
介绍了电站锅炉空气动力场的冷态模化的基本相似模化原理、试验控制参数的计算方法及相关的测量技术。
Present the basic similarity simulation principle followed in cold simulation of power plant boiler dynamic field, way of calculating test control parameters and associated measuring techniques.
为了优化无人驾驶航空飞行器在整个飞行过程中的空气动力特性而使机身、推进系统和升力控制面一体化的设计技术。
Design technology for integration of air vehicle fuselage, propulsion system and lifting control surfaces to optimize aerodynamic performance throughout the flight regime of an unmanned air vehicle.
旋涡和流动分离的控制一直是空气动力学研究的一个重要课题。
Vortex and flow separation control has been one of the important subjects in the field of aerodynamics.
另外我们的压力开关也被发现可用于液压和气动控制的应用领域，以及压缩空气的供应。
Additional areas of application for our pressure switches are to be found in pneumatic and hydraulic control systems as well as in supplying compressed air.
由于减速器内的运动部件(旋转盘、控制杆)改进了空气动力学，结果使效率增加。
Improved aerodynamics due to the transfer of moving parts (swash plate, control rods) into the transmission results in an increase in efficiency.
采用总体空气动力学边界层及显式水汽方案的控制试验较成功地模拟出了气旋涡度场的型式和中心强度。
Both the pattern and central intensity of the vorticity field have been simulated successfully using the bulk aerodynamic boundary layer and apparent vapor scheme in the model.
首先，文章对列车空气动力学的理论进行了研究，推导出动车周围三维流场的基本控制方程。
Firstly, it studies the theory of train aerodynamics and derives the basic control equation of the three-dim.
对变域传热发汗控制理论的产生背景及其空气动力学机理和变域传热发汗理论的特点进行分析。
The developing background of variable domain transpiration cooling control theory, the mechanism of aerodynamics and its characteristics are analyzed.
通过风力机空气动力学分析和模型研究，为变桨距控制提供了理论基础。
Based on the research of wind turbine aerodynamics characteristics, a model was established and the theoretical foundation of pitch control was built.
它是处于空气动力学、飞行力学、弹性力学和现代控制论之间的应用性研究课题。
So, IAAP is an interdisciplinary-science, which bridges the flight mechanics, aerodynamics, elasticity and cybernetics.
空气动力元件以及具有空气动力元件的机翼，伺服驱动-控制模块，计算机，计算机程序和用于影响尾迹涡流的方法。
Aerodynamic body and carrier wing comprising an aerodynamic body, actuating drive control module, computer, computer program, and method for influencing post-turbulences.
基于神经网络方法建立了公路隧道纵向通风在线控制模型，结合交通模型、空气动力学模型及污染模型，对隧道内污染物进行了通风控制过程的动态模拟。
An on-line control model for road tunnel with longitudinal ventilation was proposed based on neural networks and by combining traffic model, aerodynamics model and pollution model.
公司主要产品有：执行元件(气缸)、气动控制元件(阀)、气源处理元件、空气软管、辅助元件以及成套系统。
Our main products cover actuating element (cylinder), pneumatic component (valves), air source processing unit, air hose, auxiliary components and integrated system.
控制室主控制台控制锌锅区设备及空气供给系统的电机驱动及气动装置。
The Main control Desk controls the motorized and pneumatic powered function of the pot area equipment plus the air supply system from the operator's pulpit.
航天工程专业也涉及到空气动力学，发射，飞行控制和发动机等。
They also study such topics as aerodynamics, launch, flight controls, and engines.
首先对风力机空气动力学和变桨距控制过程进行了探讨，为系统的设计及控制策略的研究提供理论基础。
First, wind turbine aerodynamics and variable pitch control process was discussed to provide theoretical studying basis for studying of the system design and control strategy.
通风机空气动力噪声强度大是通风机噪声的主要部分，且不易控制。
The aerodynamic noise strength of the centrifugal blower is bigger, and it is the main block in the centrifugal blower noise, and don't easy to control.
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