tape recorder 磁带记录器(9)   磁带记录器     Temperature of a rapid-heating system was measured by advanced infrared thermometer and tape recorder.     利用先进的红外线测温仪和磁带记录器测定某快速加热系统的温度。 短句来源   “tape recorder”译为未确定词的双语例句     The ferrite magnetic head used in YJ21-1 and YJ2-4 tape recorder breaks the traditional model of metal magnetic head, expands a level in recording bandwidth, comes up to the IRIG wide frequency band standard and raises even longer life.     为YJ21－1和YJ2－4磁记录器配套的铁氧体磁头，突破了传统金属磁头模式，记录带宽拓宽了一个量级，达到了IRIG宽频带标准，寿命大大提高。 短句来源     A Chinese-built rotary piston vacuum pump H-150 was selected as the research object. To describe the mechanism of noise and vibration generation of the pump, a multiple input/ single output model was developed. The noise and vibration of the pump being tested were simultaneously recorded on a portable tape recorder and later analyzed by a digital signal processor.     本文以国产H—150滑阀真空泵为研究对象,建立一多输入/单输出的数学模型来描述该泵的振动噪声产生机理,泵的振动噪声信号被同时记录在磁带机上并随后用数字信号处理机进行分析。 短句来源     A He - Ne Laser is used to illuminate an analogue target and a CCD camera mounted to receive reflected signals from the target, whence one path of the stenal is transmitted to the monitor, a second path transmitted to a video tape recorder,and a third to a computer for signal processing.     用He－Ne激光照射到模拟靶上，CCD摄像机接收模拟靶上的激光信号，其中一路送到监视器，第二路送录像机，第三路送计算机进行图像处理。 短句来源 查询“tape recorder”译词为用户自定义的双语例句     我想查看译文中含有：的双语例句 为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法，我们为您准备了出自英文原文的大量英语例句，供您参考。   tape recorder Microtremor observations at 59 stations in the Akita plain in Japan were carried out during November 23 through November 28, 1969 using magnetic tape recorder. 例句来源       An experimental situation is then treated; system-component models are developed for the digitizer, tape recorder, filter, transducer and mechanical structure. 例句来源       The application of a digital computer and analog tape recorder for the complete task of data acquisition and reduction is discussed. 例句来源       The Interkosmos5 VLF experiment consisted of a spectrum analyser with twelve narrow-band channels and broadband measurements between0.07 and20 kHz using an analogue telemetry with a tape recorder on board. 例句来源       Data capacity of a channel containing a tape recorder 例句来源       更多                    The continuing demand for a reduction of noise pollution has forced manufacturers to provide vacuum pumps with lower noise level.In order to take effective noise reduction measures, as well as to predicate and control the machine noise at the design stage, it is necessary to get a clear understanding of the noise generation mechanism.A Chinese-built rotary piston vacuum pump H-150 was selected as the research object. To describe the mechanism of noise and vibration generation of the pump, a multiple input/ ...             减少环境污染的要求促使生产者提供噪声小的真空泵。为了采取有效的降噪措施,进而在设计阶段就能预估和控制噪声,必须弄清噪声产生的机理。本文以国产H—150滑阀真空泵为研究对象,建立一多输入/单输出的数学模型来描述该泵的振动噪声产生机理,泵的振动噪声信号被同时记录在磁带机上并随后用数字信号处理机进行分析。基于数字信号处理的一些分析技术,如:功率谱、相干函数、频率响应和模态分析,被综合运用来识别泵的振动噪声源。试验结果说明:(1)泵的振动和噪声间存在着很强的因果关系,泵的噪声主要由其振动表面辐射所出;(2)频率为轴的转频及其谐频的周期性激励是泵的主要振动噪声来源,其中尤以周期性的冲击激励起决定性作用;(3)对滑阀在不同转角位置的振动信号进行分析,说明对于这种泵主要的噪声激励来源不是“油锤”作用,而是油气冲击;(4)模态分析的结果表明油箱的若干个固有振动模态被周期性冲击所激发,因其具有较大的声辐射表面而在某些固有频率处产生显著的噪声分量。在此基础上对泵采取了有效的措施,使泵的噪声从80dB(A)降至74dB(A)。 文摘来源          The ferrite magnetic head used in YJ21-1 and YJ2-4 tape recorder breaks the traditional model of metal magnetic head, expands a level in recording bandwidth, comes up to the IRIG wide frequency band standard and raises even longer life. It marks the new level of designing and manufacturing the instrumentation magnetic head in our country. The developing background, designing theory, technological character, technical performance and broad applicability of the magnetic head are described, and the...             为ＹＪ２１－１和ＹＪ２－４磁记录器配套的铁氧体磁头，突破了传统金属磁头模式，记录带宽拓宽了一个量级，达到了ＩＲＩＧ宽频带标准，寿命大大提高。它标志着我国计测磁头设计制造技术达到了一个新的高度。文中叙述该磁头的研制背景、设计原理、工艺特点、技术性能及其广泛的适用性，从而提供了铁氧体磁头可行的设计方法和工艺方法。 文摘来源          A He - Ne Laser is used to illuminate an analogue target and a CCD camera mounted to receive reflected signals from the target, whence one path of the stenal is transmitted to the monitor, a second path transmitted to a video tape recorder,and a third to a computer for signal processing. Such a system can record the various maneuvers of an archer when aiming, thus providing an objective standard for the archer's movements and supplies data in the training of archers.             用He－Ne激光照射到模拟靶上，CCD摄像机接收模拟靶上的激光信号，其中一路送到监视器，第二路送录像机，第三路送计算机进行图像处理。我们研制的这个系统能记录运动员在瞄准过程中的状态，为射箭运动提供了客观标准，纠正运动员在瞄准过程中的错误和选拔优秀运动员提供系统的资料。 文摘来源   << 更多相关文摘         相关查询: digital tape recorder stereo tape recorder bandspread tape recorder perforated tape recorder data tape recorder a tape recorder video recorder tape magnetic tape recorder seismograph tape recorder cassette tape recorder video tape recorder digital cassette tape recorder  对查询结果不满意

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