查询词典 null file

This paper discusses the organizing principle of knowledge library in expert system and suggest that the Sequential File, Index File, Multichain File, Backcomposing File, Hash File, etc can be adopted to organize knowledge library and the corresponding program is designed in the Prolog Language.

论述了专家系统中知识库的组织原则，对在计算机上如何实现知识库的物理组织问题，提出可以采用顺序文件、索引文件、多重链接表文件、倒排文件及散列文件等方法来组织知识库。

Open, create, and save audio files in any of the supported formats (can also save any portion of a loaded file to disk as a new file); Display audio data waveform (Zoom Full, Zoom In, Zoom Out, Zoom Vertical); Play audio files or any portion of the files; Record audio data from a microphone or any other available input device; Edit audio files visually (Cut, Copy, Delete Selection, Delete Silence, Paste, Paste From File, Mix, Mix From File); Apply various effects (Amplify, Compressor, Delay, Equalize, Fade In and Fade Out, Flanger, Invert, Normalize, Phaser, Reverb, Reverse, Silence, Shrink, Stretch, Vibrato, etc.); Apply different filters to any selected portion of audio files; Supports all major audio file formats such as uncompressed WAV; compressed WAV; MP3, MP2; Ogg; WMA; CDA; AVI; AIFF; AU; G.721, G.723, G.726; VOX; RAW.

音频编辑与魔术你可以：开放、创造、救任何音频文件格式的支持(也可以节省一部分的任何档案装作为一个新的磁盘档案)；数据显示音频波形(变焦满变焦，变焦，变焦垂直)；发挥音频文件或任何部分档案；音频记录数据可从麦克风或其他输入设备；视音频编辑档案(减、拷贝、选择删除，删除沉默，糊，糊，从立案、组合，从组合档案)；运用各种效果(放大、压缩、延迟、均衡、而在淡出褪色、对接、转化、规范化、移相、混响、逆向、沉默、退缩、舒展、颤音等)；采用不同过滤任何选定部分音像档案；支持所有主要的音频文件格式如无压缩波；压缩波； MP3及MP2等； Ogg；医协；综合；中AVI； aiff；凹； G.721、g.723、压缩；氧化钒；生吃。

The Design of Network File System According to the Virtual Address wants to realize the Net of conjoining, and on this basis, to realize the data delivers and network file operation of relevant system. The main contents includes to realize the conjoining of two computers; The data construction of the definition network file system; Realize the operation that have something to do with network file system and design the access calculate way of the file of virtual address.

基于虚地址的网络文件系统的设计是要实现联网，并在此基础上实现数据传输及与网络文件系统有关的操作，其主要内容包括实现两台计算机的互联；定义网络文件系统的数据结构；实现与网络文件系统有关的操作和设计虚地址文件的存取算法四个方面。

Windows encryption can collate documents and compressed file can be automatically analyzed disk file system, regardless of disk file system is FAT16 or NTFS format can be safe, fast and finishing under optimal performance, or may choose to complete only finishing finishing usable space, and maintain the continuous disk file, speed up file access efficient, finishing disk scheduling function can set the timetable for finishing disk, a time may help you to do automatic disk maintenance.

能整理Windows 加密文件和压缩的文件，可自动分析磁盘文件系统，无论磁盘文件系统是 FAT16 或 NTFS 格式皆可安全、快速和最佳效能状态下整理，可选择完整整理或仅整理可用空间，保持磁盘文件的连续，加快文件存取效率，有排程整理磁盘功能，可以设定整理磁盘的时间表，时间一到即可帮你自动做磁盘维护工作。

Multiple file multithreaded copying thread pool: When the file traverse thread signals this thread pool that it has found a file, it will make a local copy of the source file path for the local thread in the critical section which is accessed only by one thread at any given time, and then the real file copying operation gets executed by each local thread.

多文件多线程复制线程池：当文件遍历线程信号这个线程池，它已找到了文件，它会作出的有关在关键的第本地线程源文件路径的本地副本，只可以由一个线程访问任何特定时间，然后是真正的文件复制操作被执行的每个本地线程。

Our main products are flat file, round file, semicircle file, triangular file and square file etc, which has a good sale in America, India, Russia, Japan, Korea, Cuba, Tanzania and South-east regions.

主要产品有：扁锉、圆锉、半圆锉、三角锉、方锉及其具有特殊用途的米尔锉、铝镁锉和什锦锉等。产品出口美国、印度、俄罗斯日本、韩国、古巴、坦桑尼亚及东南亚地区。

Cut file, sawing skills by learning the grip, standing position, body movements, and many other points force factors and the impact of the traditional grip of the emergence of file-grip handle to stand up after slightly outside the site of the palm, when a file cut Force, after the file handle a gradual shift,"hold" to "grasp", resulting in the introduction file enough; saw grip handle full point higher than the thrust of the saw blade to install center hole of about 30mm, the high point of thrust is likely to result in the bow saw On both sides of the swing, resulting in a broken saw blade and saw seam askew.

锉削、锯削技能的学习是受握法、站立部位、身体动作、作用力点等诸多因素的制约和影响的，传统的握法出现握锉柄后顶住部位稍偏离手心，锉削时一用力，锉柄逐渐后移，&握&变成&抓&，造成锉刀推出力度不足；满握锯柄的推力点高于锯条安装孔中心约30mm，偏高的推力点很容易造成锯弓向两侧摆动，造成锯条折断及锯缝歪斜。

Specifying a null string for file name If you specify a null string for filename , the remaining arguments are ignored.

指定一个文件名称为空字符串，如果你指定一个空字符串为文件名，其余的参数被忽略。

He TIFF file format TIFF Tagged Image file format is, this kind of file format is by Aldus and Microsoft Corporation for scanners and desktop publishing software development, is the class used to store the black and white images, anadaptive and color image storage format has been defined, and now has become a publishing multi-media CD-ROM in a critical file format.

IFF文件格式 TIFF是Tagged Image File Format的缩写，此种文件格式是由Aldus和 Microsoft公司为扫描仪和台式计算机出版软件开发的，是用来为存储黑白图像，灰度图像和彩色图像而定义的存储格式，现在己经成为出版多媒体 CD－ROM中的一个重要文件格式。

One, the chooses paper record carrier of means of electronic file file and way is relatively stable and safe, and the carrier stability of electronic file is poor, easy attaint, the choice of file means is accordingly crucial.

一、电子文件归档方式和途径的选择纸质档案的载体较为稳定平安，而电子文件的载体稳定性差，易损坏，因此归档方式的选择至关重要。

Foods high in this vitamin include oily fish such as salmon, tuna and, and fish liver oils.

维生素D含量高的食物包括诸如大麻哈鱼、金枪鱼和鲭鱼之类的油鱼以及鱼肝油。

We need you to cosign our public letter demanding that press intimidation cease immediately, and that all charges be dropped.

我们需要您cosign我们的公共信，要求记者立即停止恐吓，并要求所有收费下降。