文中剖析了冷备用运行方式的不足，提出了一种基于通风机热备用的倒机方法。
Deficiencies of cold standby are analyzed, and a novel way of main fan switchover based on hot standby is put forward.
操作表示机是计算机联锁系统中关键的人机界面设备，硬件上利用继电器组成的逻辑电路，实现双机热备的倒机逻辑控制和设备接口电缆的动态切换。
Therefore it is necessary to perfect the existing relay equipment based on the rule of fault-safety in order to achieve the function of railway signal computer-based interlocking control system.
进入栏目免费论文付费论文职称论文毕业论文转让论文论文指导外文翻译检测论文当矿井主通风机倒机时，在倒机的短暂停风时间内，高突矿井出现瓦斯超限现象。
When main ventilator of mine is switching, high outburst mines will appear over-limit phenomenon of gas concentration in short blowing-out time of switching ventilator.
我顺着与这条高速公路并行的另一条土路开过去，看到一台推土机正在敲倒一幢房子。
I drove down another back road which will run next to the expressway and saw a frontloader knocking down a house.
机器人能从预装的咖啡机里给他自己倒一杯完美的咖啡——而且不像有些人那样，他可以一滴都不撒在手上。
The robot poured himself the perfect brew from a pre-packaged coffee machine - and unlike some humans never spilled a drop on his hand.
有一次我丈夫打开洗碗机，我发现他倒的洗洁精足够倒满两个量杯的。
One time when my husband turned on the dishwasher, I noticed he poured enough of the powdered detergent to fill up both detergent cups on the dishwasher door.
等我装完后，那台割草机仍然一动不动，对此我倒并不感到吃惊。
I was not surprised to find that the machine still refused to work after I had reassembled it.
机头保持与航道平行，且高度不得低于20公尺，直升机保持倒飞姿态，向操控者的右侧开始执行熄火降落。
Starting from an altitude of no less than twenty (20) meters and on a heading parallel to the flight line, with the helicopter inverted and to the pilot right, start your Autorotation.
探讨了倒频谱技术在造纸机压榨部滚动轴承故障诊断中的应用。
In this paper, the application of cepstrum in the roller bearings fault diagnosis of paper machine press section was discussed.
由机头朝向操控者的倒飞停悬，将升降舵打降舵使直升机翻滚为机尾朝向操控者的正立停悬姿态，保持静止停悬5秒钟。
From this inverted Nose-In hover, add forward cyclic and flip the helicopter back to an upright Tail-In hover, hold for five (5) seconds.
整个上午你都能听到割草机发出轰鸣声，在田地里绕来绕去，那些高高的草在它后面倒成一条长长的绿色通道。
All morning you could hear the rattle of the machine as it went round and round, while the tall grass fell down behind the cutter bar in long green swathes.
研制了一种新型数控立式绕线机用于并联空心电抗器的制造，具有自动绕线、倒线、浸胶、缠纱等多种功能。
A new type of nc vertical winding machine is developed for the manufacturing of air core shunt reactor, which has the function of winding conductor and glass yarn automatically.
保持稳定的停悬高度，将方向舵打右舵，使直升机顺时针旋转90 ，此时机尾又朝向操控者，保持静止倒飞停悬10秒钟。
While maintaining a constant altitude use the tail rolor to rotate the helicopter clockwise 90 degrees, the helicoper will back to nose - out, hold for ten ( 10 ) seconds.
当直升机处于倒飞状态时，必须减少螺距，尽可能使飞行轨迹成为圆形的环状。
As the helicopter is "on its back", the pilot should reduce collective so as to keep the loop as round as possible.
将钢骨柱固定在专用胎架上，通过倒链滑移至安装点下方后，采用滑轮组和卷扬机进行提升就位。
Steel column is fixed to special jig, slipping below the installation position by chain block and lifting by pulley block and windlass.
倒棱机是一种专用机床，主要用于对钢管端部进行平头及倒棱加工处理。
The Chamfering machine is a kind of special machine that mainly used to chamfer the end of pipe & tube.
并且本文提出的基准机倒码过程的控制方法可以在类似的设备上推广应用。
The method used in this equipment to realize poise exchange can apply to the similar equipment.
本文介绍了加工管道坡口的机械——管道平头倒坡口机的设计原理、主要技术参数、特点和使用时的注意事项。
This article introduced the design principle, chief technical parameters, characteristics and points for attention of the chamfering machine for pipe end.
老伴说：“你想的倒美，要是他们不来修，让我们将电视机送过去怎么办？”
"His wife and says," you want to pour beauty, if they do not to fix, let us will send the TV set?
对工业平缝机回缝线迹的产生原理进行分析，提出回缝线迹整齐与否的关键技术是对倒缝继电器的控制。
The principle of tacking stitching of lockstitch sewing machine was analyzed, pointing out that whether the tacking stitching is in good order or not lies in how to control the tacking relay.
根据国内现有平头倒棱机的使用情况，综合了各种平头倒棱机的优点，设计出了一种新型平头倒棱机。
Based on the information of domestic bevel machine application, comprehensively considered the advantages of all types of beveled machine, new type of bevel machine was designed.
本文介绍了西安重型机械研究所开发的钢管倒棱机的工作原理及结构特点。
According to the chamfering machine developed by Xi 'an heavy machine research and institute, this paper introduce its working principle and machinery characteristics.
由机头朝向操控者的倒飞停悬，将升降舵拉升舵使直升机翻滚为机尾朝向操控者的正立停悬姿态，保持静止停悬5秒钟。
From this inverted Nose-In hover, add backward cyclic and flip the helicopter back to an upright Tail-In hover, hold for five (5) seconds.
倒伞型表曝机作为卡鲁·塞尔氧化沟的专用设备，其选型设计至关重要。
The inverted umbrella surface aerator is a kind of special equipment for Carrousel oxidation ditch, and the selection design is very important.
以倒轴机为例，介绍了采用通用变频器来实现线缆收放卷恒张力控制的方法。
By taking beaming machine as an example, this paper describes the methods that realize the constant tension control of pay-off and take-up reel of wire and cable by using general inverter.
介绍了钢管端面平头倒棱机的设备结构特点。
The structure characteristics of the plain-end chamfering machine for stell pipe ends are described.
介绍可编程控制器、直流调速系统、变频器、电子凸轮开关在倒棱机中的应用。
This paper introduces the application of the programmable controller, the direct current velocity modulation system, the frequency inverter and the electronic CAM switch in chamfering machine.
介绍可编程控制器、直流调速系统、变频器、电子凸轮开关在倒棱机中的应用。
This paper introduces the application of the programmable controller, the direct current velocity modulation system, the frequency inverter and the electronic CAM switch in chamfering machine.
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