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However, there exists important difference between watermark channel and common communications channel, which results in some problems in the application of communications theory.

然而，数字水印信道与一般通信信道之间有着比较大的差别，使得直接在水印信道中应用通信技术存在着许多问题。

A kind of compensatory mechanism exists somewhere in his nervous system.

它神经系统的某些地方存在着一种补偿性机理。

So in the social control over ecological environment, strong complementariness exists between natural and social sciences.

在生态环境的社会控制上，自然科学和社会科学具有很强的互补性。

We proved that there exists a dense G (subscript δ) subset of the complete metric space consisting of the vector optimization problems satisfying some conditions ,and each problem in the dense G (subscript δ) subset has stable solution set, which generalized the corresponding results in the literature.

证明了满足一定条件的向量优化问题构成的完备度量空间中，存在一个稠密G集，在此稠密集中每个问题的解集都是稳定的，推广了文献中的相应结果。

A fuzzy conditional expectation with respect to sub σ-algebra of for a fuzzy random variable is introduced in the complete probability space, and the fact that such a fuzzy conditional expectation exists uniquely is proved and its some properities are discussed.

在完备的概率空间中引进一个模糊随机变量关于■的一个子σ代数■的模糊条件期望，并证明这样定义的模糊条件期望存在且唯一，还就其某些性质作了讨论。

As domain is a complex system where exists confused relations, the system dynamic method is applied to simulate the system.

鉴于区域是一个复杂系统，其中存在着许多错综复杂的关系，可以用解决非线性问题的系统动力学方法进行系统仿真模拟。

Li Yu , is that the complicatedness in one special historical period , in the special life field exists .

李渔这个人，是一个特殊的历史时期内，特殊的生活领域里的复杂存在。

Aluminum and stone are of different materials compound, therefore in common eyes, there exists an unsolvable problem of different expanding rate.

铝材与石材本身就属于异型材料复合，在常人眼里就存在不可避免也无法解决的膨胀系数问题。

Ratio and number of compound buds of crown exists between varieties Mary Washington (Taiwan with smaller ratio and less buds.

由前述现象可证明在幼苗生长上，不同品种及不同产地种子之间有所差异。

By means of deriving the approximate solution and a process of approaching iteration, we have shown that a general solution exists for a non-Newtonian compressible fluid in 3D bounded domains. The proof is based on an elementary energy method.

文章利用构造近似解和极限的过程证明了三维有界区域中非牛顿可压缩流体广义解的存在性，所用的证明方法为能量方法。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。