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做为销售人员应该具备哪些技能值得去注意
2013-12-28 01:50:01
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PCB评估过程中需要关注哪些因素PCB评估过程中需要关注哪些因素PCB评估过程中需要关注哪些因素
2024-08-29 02:50:05
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内窥镜图案工作站有说明
有文档
有应用程序
2015-10-09 20:11:01
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This program is copyrighted by it s author and you are granted a free license
to use the program for non-commercial purposes. If you are interested in
using the program for commercial purposes pleas
2016-02-18 10:59:02
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任何给一些数一个和,算出这些可以有哪些方式计算得到这个和的算法.
2014-01-05 16:48:07
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一个检查当前系统中有哪些进程在运行，并且显示对应进程的名称、说明和备注，本工具无需注册、安装。
2017-02-14 10:39:01
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white-space:pre-wrap;background-color:#F8F8F8;">以数字信号处理器(DSP)为核心的实时数字信号处理技术正在迅猛发展，各种类型的DSP分别适应了不同领域的应用要求
2015-06-01 14:20:16
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车载OBD到底有什么作用？
2022-12-26 22:40:02
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The IEEE Multipath Channel block simulates an indoor UWB channel as described in "A Channel Model for Ultrawideband Indoor Communications" by J.R. Foerster, M. Pendergrass and A.F. Molisch, November 2
2015-05-08 10:55:03
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Spikes can be taken as absolute quantities of measuring values which are large than approximately four (expressed as variable [Times_SD] in the program)times of the standard deviation of the time seri
2015-11-09 00:51:01
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The model consists of two systems, a climate control system and an electrical system. This allows for examination of the loading effects of the climate control system on the car s electrical system.
2015-12-24 00:10:01
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The IEEE Multipath Channel block simulates an indoor UWB channel as described in "A Channel Model for Ultrawideband Indoor
2014-01-11 07:42:01
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本文主要针对二维和三维空间上Skyline 查询结果的单调性特点提出了一种新的3FO 算法，它通过NN 过滤、最小值覆盖过滤
2024-01-31 01:00:02
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本文主要针对二维和三维空间上Skyline 查询结果的单调性特点提出了一种新的3FO 算法，它通过NN 过滤、最小值覆盖过滤
2024-04-16 06:10:01
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增量旋转编码器选型有哪些注意事项？
应注意三方面的参数：
1． 械安装尺寸，包括定位止口，轴径，安装孔位；电缆出线方式；安装空间体积；工作环
境防护等级是否满足要求。
2．
2014-01-12 19:23:13
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allegro 需要导出哪些文件嘉立创才能自动识别
2020-10-12 16:13:29
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阻抗匹配是指在能量传输时，要求负载阻抗要和传输线的特征阻抗相等，此时的传输不会产生反射，这表明所有能量都被负载吸收了。反之则在传输中有能量损失。在高速线路板打样设计中，阻抗的匹配与否关系到信号的质量优劣。
1、PCB走线什么时候需要做阻抗匹配？
不主要看频率，而关键是看信号的边沿陡峭程度，即信号的上升/下降时间，一般认为如果信号的上升/下降时间（按10%～90%计）小
2022-09-09 08:00:02
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The JDOM build system is based on Jakarta Ant, which is a Java building tool originally developed for the Jakarta Tomcat project but now used in many other Apache projects and extended by many develop
2014-01-19 01:57:14
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The FastICA package is a free (GPL) MATLAB program that implements the fast fixed-point algorithm for independent component analysis and projection pursuit. It features an easy-to-use graphical user i
2014-08-17 21:15:24
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Measuring Frequency Content in
Signals
I this section we will study some non parametric methods for spectrum estimation
of a stochastic process. These methods are described in the literature.
All
2017-03-20 20:06:02
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