查询词典 leak

Passing to diagnosis adopt coal machine framework oil seal leak oil,and the framework oil seal leak to oil contain two kinds of forms,a kind is in the bore and coalescence to leak the oil;a kind is an oil seal lips the and axis of revolution sport leak the oil.

通过对采煤机骨架油封处漏油的诊断，骨架油封处漏油有 2种形式，一种是在孔座与接合面处漏油；一种是油封唇口与旋转轴运动漏油。

This paper studies wavelet method which detects leak fault for"four kinds of pipe"(reheater, superheater, waterwall, economizer) of power plant boilers and also leak fault for liquid metal in model of fast breeder reactor.

8结合实例利用小波分析进行电站"四管爆破"故障信号提取的研究，同时也进行了利用小波分析提取核电站快堆钠回路泄漏故障信号的研究。

LEAK INDICATION - Audible Alarms: Two user-selectable audible alarm option TACHOMETER VISUAL DISPLAY - Tachometer-like bar graph display: Eight high intensity LEDs GEARSHIFT VISUAL DISPLAY - Arranged in a gearshift pattern, 7 LEDs indicate the current sensitivity range of the unit and subsequent leak size FLEX PROBE - 14"/35.5cm long, 0.25"/6.4mm diameter OPERATING TEMP - 0 to 140°F /-18 to 60°C POWER - 75 hours battery life using three size "C" alkaline batteries.

泄漏指示-音频报警：两个用户可选的声响报警选项测速视觉显示-转速样条形图显示： 8个高强度的LED视觉显示换档-排列在换档模式， 7个发光二极管显示目前的敏感性范围内的单位和随后泄漏规模弹性探头- 14 "/三十五点五厘米长， 0.25 "/六点四毫米直径操作温度- 0到140 ° F /-18至60 ° C电厂- 75小时的电池寿命使用三种大小的" C "碱性电池。

Though several leak detecting methods are available, they are not ideal inapplication scope, including responses speed and accuracy of leak localization. In thisdissertation, according to the conditions of pipeline transportation in our country,research is carried out on crude oil transported pipelines leak detection and locationtheory and the study on its supervisory system is given.

本文结合我国管道输送的实际情况，针对原油管道泄漏检测技术及其运行监测系统进行了深入的研究，主要进行了以下几个方面的工作：将小波变换技术引入到负压波特征拐点的捕捉，利用连续小波变换时间-尺度特性检测信号的奇异点，能够有效的检测出强噪声背景下的信号边沿，此外，还提出了负压波法泄漏检测中误报警消除的多种方法。

The oscillator circuit of detecting leak current is designed, with which the inductance of detection coil is converted to frequency of oscillatory signal, and the oscillatory signals are used to eliminate the residual magnetism in coil after removal of leak direct current.

所设计的检测电路把敏感线圈电感的变化转换成振荡信号频率的变化，实现了对直流泄漏电流的精确检测，且交变振荡信号又能有效地消除敏感线圈中直流电流引起的剩磁现象。

Based on some correlative the theory analysis and conclusion of experiment about impedance muffler, some issues about the foundation of model of leak pipeline are tried instructively and analysis reasonably by the acoustical analysis and the characteristic of acoustical spread in the leak pipeline is studied. The leak detection is a little more wonderful technology which can find the leak and then locate it accurately in virtue of correlation leak detection.

本文综合了有关文献的理论分析和试验结果，从声学的角度对供水管道漏损的声学模型的建立进行了有益的尝试和合理的分析，并对漏损管道内的流体声传播特性进行了研究。

Of course, the sample size on this survey is small, and its sponsor, Reconnex, sells data leak prevention technology.(Translation: take all this with a pinch of salt). But it's also true that you only know what you know -- and that many companies may not be aware of data leaks that had occurred, especially the roughly ten percent of respondents who either don't know how they'd find a leak if one existed, or worry that one may have occurred, but can't prove it. But it's also true that you only know what you know -- and that many companies may not be aware of data leaks that had occurred, especially the roughly ten percent of respondents who either don't know how they'd find a leak if one existed, or worry that one may have occurred, but can't prove it.

当然，样本大小对这项调查是小，它的赞助商， reconnex ，销售数据泄漏防治技术（翻译：采取一切，这与保留之处），但它的也是事实，你只知道你知道-和许多公司可能不知道泄露数据已出现的，特别是大约百分之十的受访者要么不知道他们是如何帆船漏水，如果确实存在，或担心有人可能时有发生，但可以'吨证明这一点，但它也是事实，你只知道你知道-许多公司可能不知道泄露数据已出现的，特别是大约百分之十的受访者要么不知道他们是如何帆船漏水，如果确实存在，或担心有人可能时有发生，但不能证明这一点。

Results the mean time of removed t-tube in patients with biliary leak were (28.7±7.3) days,the mean serum albumin level were (33.4±2.5)g/l,the mean hemoglobin level (116.5±17.3)g/l;while the mean time of removed t-tube in patients without biliary leak were (24.3±6.5)days,the mean serum albumin level were (37.9±1.7)g/l,the mean hemoglobin level (143.4±12.7)g/l.conclusion dystrophia is the reason of most biliary leak after removed t-tube.

结果 拔t管后胆漏病人的平均拔管时间为(28.7±7.3)天，血浆白蛋白(33.4±2.5)g/l，血红蛋白(116.5±17.3)g/l；无胆漏病人t管拔除的平均天数是(24.3±6.5)天，血浆白蛋白(37.9±1.7)g/l，血红蛋白(143.4±12.7)g/l。结论 t型引流管拔除后胆漏的主要原因是病人的营养状态差。

The experimental results show the validness of the mechanism analyses.2. According to the generation mechanism of the leak acoustic signal, the characteristics of the leak acoustic signal are investigated. The auto correlation technology is adopted to descript the leak signal characteristics due to the ability to analyze the coherence of time series. A new procedure to identify the leak acoustic signal from the disturbed noises is proposed based on the conjunction of correlation and approximate entropy algorithm.3. The principle and application in leak location of the correlation and the adaptive filter techniques are introduced. The problems of the traditional leak location methods are analyzed.4. In order to establish the leak detection signal model, the leak acoustic propagation characteristics are investigated experimentally.

从泄漏声产生机理出发，分析了管道泄漏处湍流拟序结构与空泡间相互作用的机理，认为在该机理作用下，泄漏声信号产生过程具有&不可重复&的特征；由于相关函数具有分析时间序列拟序结构的能力，且近似熵从统计的角度区别时间过程的复杂性，因此，提出将信号相关分析和近似熵理论相结合的方法，提取泄漏声信号&不可重复&的特征，辨识管道泄漏故障发生；在实际检测现场，由于各种管内和管外固定声源噪声(如阀门噪声、工地施工噪声等)常导致泄漏误判和漏点定位错误，重点分析了管内固定噪声源的产生机理和特征，为复杂干扰环境下的泄漏辨识提供理论支持。

Leak of flange is due to vibration by analyzing leak rule of ultra high pressure flange and comparing vibration trend of leak point.

介绍了超高压法兰泄漏的规律，通过比较法兰泄漏点与没有泄漏点处的振动趋势图，得知超高压法兰的泄漏主要是由于振动引起的。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。