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Earlier medieval notation had no way to specify rhythm, although neumatic notations gave clear phrasing ideas, ahd somewhat later notations indicated rhymic modes.

据推测，在中世纪初期谱子上的音乐可能是使用合唱谱子的单声部演唱和合唱，并没有标记器乐如何演奏。，虽然早期纽姆谱有着清晰的分句概念，并且稍后还能标示出韵诗，可是早期的中世纪乐谱仍然都没有详尽地记录节奏。

A number of musical notations, both tablatures and pitch-notations survive from the Song period; for instance, tablatures for drum, zither, etc.

一些宋代乐谱流传了下来。其中既有弦线乐谱，也有用相对和绝对音高来记谱的乐谱。

Some useful notations and definitions are give in this chapter.In Chapter 2,a class of discrete-time model of two-cell cellular neural networks with symmetric temptate are investigated. We obtain some results about the stability,asymptotic stability,the existence and attractability of 2-periodic solutions.

第三章讨论了反馈矩阵为非对称矩阵的二元离散细胞神经网络模型的稳定性与渐近稳定性、周期解的存在吸引性，除了得到系统稳定和存在2-周期解的相关结果外，还得到了系统在原点出现类似于Hopf分支的局部分支以及多个吸引4k-周期解的共同存在性。

He went a bit easier on himself in Friday's opener, commanding a huge orchestra in Pierre Boulez's "Notations" for orchestra.

他对自己较易星期五的开放，指挥一支庞大的乐队在皮埃尔奴"符号"乐队。

In this paper, we mainly disscuss derivable mappings at zero point, Jordan derivations and 2-local derivations on some operator algebras. The details as following:In chapter 1, some notations, definitions are introduced and some theorems are given.

本文主要对几类算子代数上的在零点可导映射和Jordan导子以及2-局部导子进行了研究，具体内容如下：第一章主要介绍了本文中要用到的一些符号，定义以及本文要用到的一些已知结论和定理。

In the 18th century, Euler was responsible for many of the notations in use today.

大部分数学符号在今天使用的不是发明的，直到16世纪。

In chapter 2, some necessary notations of graph theory are introduced. This chapter mainly studies covered problem of one kind of special branch factor which consists of matching set and cycles.

第二章给出了图的必要的基本概念，研究了图的一类特殊的由对集和圈组成的分支因子的覆盖问题。

Introduced formal notations of derivative which keep the properties of derivative and their operations are easily realized on computer,A mechanization proving principle of automatic reasoning of transformations between differential equations is built.

引进保持性质的导数的形式记号，建立了微分方程变量间依赖关系的自动推理的机械化证明原理，从而方程间的变换（如Backlund变换等）均可机械地验证。

In the first chapter, we introduce the background of the development of geometric function theory in several complex variables, some definitions and notations, and the main results of this thesis.

第一章我们简要地介绍了多复变数几何函数论发展的背景，本文所用到的一些定义和记号，以及本文的主要结果。

Furthermore, we introduce the basic definitions and notations of graph theory that we use frequently in this thesis.

最后，我们将介绍一些我们在这篇论文中经常使用的有关图论的基本定义和符号。

A backer of an Afghan law that critics say legalizes marital rape has rejected the international outcry as foreign meddling.

饱受批评的一项法律的拥护者说合法化的婚内暴力不会受国际舆论的干涉。

Years ago, a ancient Egyptian fleet went to the Land of punt for seeking a kind of flavor named "myrrh", and aromatic plants which has dense exotic style for the queen Hatshepsut.

3500年前的一个古埃及的舰队到&彭特之地&寻找一种叫没药的香料。