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The complexity of biological fluids makes the sample preparation necessary in the analytical process.

生物样品的复杂性使其在进行分析测定前必须经过处理。

Biologically it is necessary to continue day after day.

从生物学考虑，一天天的持续是必要的。

Automatic speaker recognition is an important mean of biometrics, and one of necessary parts of intelligent human-computer interface.

说话人识别技术是生物学测量的重要手段，也是智能人机界面的重要组成部分。

In other cases, it is necessary to wait for the biopsy results before deciding on treatment.

在其他情况下，这是要等待活检结果，才决定接受治疗。

A biopsy is necessary to make a proper diagnosis.

活检是必要的作出正确的诊断。

The necessary and sufficient condition, which fundamental and total biorthogonal system in Banach spaces is Cesaro basis, is given.

利用BK空间的理论讨论了具有给定的完全双正交系的Banach空间X的乘子空间M的性质，给出了Banach空间X上基本完全的双正交系成为Cesaro基的充要条件。

Utilizing the theories of BK spaces and multiplier spaces, this paper discuss the necessary and sufficient condition which fundamental and total biorthogonal system in Banach spaces which don t contain copy of is unconditional basis.

利用BK空间的理论讨论了具有给定的完全双正交系的Banach空间X的乘子空间M的性质，给出了Banach空间X上基本完全的双正交系成为Cesaro基的充要条件。

Utilizing the theories of BK spaces and multiplier spaces, this paper discuss the necessary and sufficient condition which fundamental and total biorthogonal system in Banach spaces which don t contain copy of is unconditional basis .

本文利用BK空间和乘子空间的性质，讨论了在不含C0 的C0py的Banach空间上基本完全的双正交系成为无条件基的充要条件。

Concretely, starting from a short sequence primal masks possessing Hermite interpolation properties, a necessary and sufficient conditions such that primal masks satisfies the preassigned order of sum rules are established, then a dual masks with short support, symmetry and any preassigned order of sum rules is constructed, it follows that two multiscaling functions are obtained and then multiwavelets and dual multiwavelets are derived. From which, a general design framework is obtained for constructing biorthogonal multiwavelets system with multiplicity 2r associated with Hermite interpolation functions.

具体的，从具有Hermite插值性质的短序列尺度符号出发，首先建立它具有指定阶和规则的充要条件，然后构造出短支撑、对称的具有指定阶和规则的对偶尺度符号，从而得到一对对偶的尺度函数，再构造出相应的双正交多小波。

Biotin is a water-soluble vitamin necessary for normal growth and body function.

生物素是一种水溶性维生素必要的正常生长和身体功能。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。