He believes that as far back as 30,000 B.C., hunters may have used a system of notation, engraved on bone and stone, to mark phases of the Moon.
他认为，远在公元前30,000年以前，猎人可能会用一套刻在骨头和石头上的符号系统来标记月相。
Music has a special system of notation, and so does chemistry.
音乐有一个特殊的符号的系统，化学也有。
Tablature Music an early system of notation that used letters and symbols to indicate playing directions rather than tones.
符号谱，一种早期的音乐符号系统，使用字母和符号而非音调来指示演奏的说明。
The first legitimate acronym seems to be a word abjad dating from 1793 refers to a system of notation using the letters of the Arabic alphabet instead of numbers.
最早可称为缩略语的词似乎是1793年的abjad（辅音音素文字），指的是一种用阿拉伯字母代替数字的书写系统。
Until a common system of musical notation was developed in the ninth century, there was little uniformity or record of the music.
直到第九世纪一个共同的乐谱体系的出现之前，几乎没有任何有关音乐的纪录。
The first is that it shows the static structure of classifiers in a system; the second reason is that the diagram provides the basic notation for other structure diagrams prescribed by UML.
第一个是它显示系统分类器的静态结构；第二个理由是图为U ML描述的其他结构图提供了基本记号。
As its name suggests, this notation resembles file system paths in the sense that the components of an XPath statement are delimited by slashes.
正如其名字代表的一样，这种符号与文件系统路径的表示方法类似，使用短斜线来分开XPath语句的组分。
Notation identifiers are designed to make it easy for an XML processing or formatting system to locate a helper application that will handle the types of files associated with that notation.
符号标识符的目的是让XML处理或格式系统更容易找到helper应用程序，该应用程序将处理与符号相关的文件的类型。
Though it was controversial upon inception — it was introduced amidst a flurry of protest and counterproposals — UML has since become the industry standard for system notation.
虽然它最初颇受争议——因为它是在一片支持和反对声中提出的——但UML以后却成为系统标记法的行业标准。
The idea of RUP arose from the realization that a unified system for delivering artifacts 6 using UML notation was needed.
RUP思想源于一个统一的系统的实现，这个系统通过使用UM l符号来描述交付工件6。
Make tagging for all equipment and cables. BUILDER to submit it's system for tagging notation and the design of the tags for OWNERS approval.
在所有设备和电缆上注明标签。建造者提交的系统标签符号和标签设计应得到船东的认可。
There is also a system of numerical notation that, for some purposes, has replaced traditional character notation, for example in China and Japan.
也有一种数字谱，因为某种需要，替代了传统的字母谱，例如在中国和日本。
This enabled the Mesopotamians to do complex computations that would have been difficult in any other ancient system of numerical notation.
这使得美索不达米亚人能够用数学符号去做出一些复杂的计算，而对于其他古时代的人们来说这是非常困难的。
This article discusses some basic notation and modeling requirement of Real-time system firstly, as well as the CASE tools.
首先，讨论了实时系统的一些概念以及其建模的基本要求，以及常用的CASE工具。
It has a systematical analysis and arrangement about the main contents-the music system of ancient Greek, especially the musical notation.
对“文献”中的主要内容——古希腊音乐体系作了系统的分析整理，特别是有关记谱法的问题。
This system provides a support of presentation layer to the data file abstract syntax notation and the data grammatical conversion in order to achieve one's object of the sharing of data files.
该系统提供了表示层对数据文件抽象语法表示的支持及数据语法的转换，从而达到了数据文件共享的目的。
That made it very beautiful and there's no way in God's earth that we could replicate that to the Western system of musical notation.
那使得它十分美丽，我们却没有任何办法，用西方的乐谱方法，再现这样的音乐。
The notation at the top of each box is the operating system running on that system.
每个方框顶部的注释是系统中运行的操作系统。
An identification procedure of nonlinear unit feedback system is investigated by means of operator notation and Fourier transform, and some formulas for identification are given.
用算子符方法及傅里叶变换研究了单位反馈线性系统的一种辨识方法，并给出了辨识算式。
The data type and length of the system fields are specified in the second column in the notation type(length).
系统字段的数据类型和长度都在第二列描述，格式为类型（长度）。
This system provides a support of presentation layer to the data file abstract syntax notation and the data grammatical conversion in order to achieve one's object of the sharing ofd…
该系统提供了表示层对数据文件抽象语法表示的支持及数据语法的转换，从而达到了数据文件共享的目的。
This system provides a support of presentation layer to the data file abstract syntax notation and the data grammatical conversion in order to achieve one's object of the sharing ofd…
该系统提供了表示层对数据文件抽象语法表示的支持及数据语法的转换，从而达到了数据文件共享的目的。
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