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In this paper, a time-domain blind source separation algorithm for non-stationary convolutive mixtures is proposed by reprogramming the vectors of convolutive mixture model and generalizing the joint approximate diagonalization method.

摘要该文将卷积混合盲源分离模型中的向量进行重新规划并对联合近似对角化方法加以推广，提出一种非平稳卷积混合信号的时域盲源分离算法。

This paper introduces a new method for gold prospecting——the joint application of foamed plastics absorption and electroextraction.

本文介绍了一种新的找金方法——泡塑-地电联用法。该联用法将泡沫塑料吸附和地电化学离子提取等两种找金方法融为一体。

The joint inversion of some geodynamical parameters and numerical simulating the crustal stress field is presented in this paper. The four nodes quadratic finite element in Chinese area is constructed and the "split node" technique is employed for introducing the fault parameters into the finite element computation.

讨论了利用地应力主方向和GPS资料联合反演与之相关的地球动力学参数及数值模拟地壳应力场的方法，建立了中国及其邻区的四节点有限元模型，解决了有限元数值解算中节点位移不连续的问题。

This paper describes a robust glottal source estimation method based on a joint source-filter separation technique.

本文论述了一种基于联合源-滤波器分离的稳健声门源模型估计方法。

This paper discusses the issues faced by academic libraries on how to strengthen management,how to establish a new operating system,how to develop an information industry with features and how to provide social,initiative,intelligential,comprehensive,joint and paid services,in order to meet the developing trend of information service by academic libraries.

本文提出了开辟社会服务、提供主动服务、扩大智慧服务、发展综合服务、组织联合服务、引入有偿服务等高校图书馆信息服务的发展趋势，并对高校图书馆如何转变观念、建设内部管理和运行机制、发展具有高校图书馆特色的信息产业等问题作了探讨

In this paper, the mechanical properties and microstructure of flash butt welding joint of the austentic manganese steel frog and the track steel had been researched by the metallographical examination, TEM, SEM and tensile, impact and hardness test. Its result has the very important practice meaning.

本文在查阅大量国内外文献的基础上，运用光镜、透射电镜和扫描电镜等金相试验手段和拉伸、冲击、显微硬度等力学性能试验，对高锰钢辙叉与钢轨闪光对焊接头的显微组织形态、硬度分布和力学性能进行了研究和分析。

Properties of pearlitic steel and austenitic stainless steel compound pipes TIG welded joint are studied in this paper.

研究了珠光体钢和奥氏体不锈钢复合管钨极氩弧焊接头的性能。

An automatic and nondestructive adhesion strength inspection ultrasonic system for halved joint cartridges is introduced in the paper, the system can predict whether the whole adhesion strength is qualifiable.

文中介绍了一种对构件粘接强度可以进行自动在线无损检测的超声检测系统，该系统可以对构件整体粘接强度合格与否进行预报。

In light of the growing diversity of the U.S. workplace, the propositions outlined in this paper examine the joint effects of organizational demography and team composition on specific sociometric properties of a team's external networks.

由于在美国工作场所日趋多样化，本文提出的命题检验了组织人口学和团队组成成份对一个团队外部网络特有的社会公制属性的共同影响作用。

According to the practical situation that the plates of mat or pile梞at foundation are thicker and thicker, the thick梡late theory and fitful eight joint element are used in this paper. By these means, the unregular plates and plates of which thidkness is not same can be calculated.

根据高层建筑片筏和桩筏基础的筏板厚度通常较大的实际情况，本文在筏板的有限元分析中采用了中厚板理论和与之相适应的八节点等参单元，并可用来分析不等厚的筏板和异形筏板。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。