But PVM doesn't support thread safety.
但是PV M不支持安全的线程机制。
Lastly, the future of PVM is further discussed.
最后，对PVM系统的未来作了展望。
InfoQ: Where can readers find out more about the PVM?
InfoQ：读者可以在哪里找到关于PVM的更多信息？
PVM is portable and runs on a wide variety of modern platforms.
PVM可移植性好，可运行在当今的多数平台上。
PVM installation and configuration (if you want to use PVM instead of MPI).
安装并配置PVM （如果希望使用 PVM，而不是MPI）。
This paper discusses a parallel algorithm for matrix multiple which run on the PVM.
研究了一种运行于PVM并行计算平台的矩阵相乘的并行算法。
Finally, we realized this algorithm in PVM programming environment of the PC cluster.
在微机机群系统下的PV M环境中实现该算法。
The article designs and implements the parallel search process using PVM in chess tree.
设计和实现了基于PVM的博弈树并行搜索过程。
This is one of the reasons why we decided to create the Process Virtual Machine (PVM) technology.
这是我们决定创建流程虚拟机（PVM）技术的原因之一。
So building a process language on the PVM is as easy as creating a set of activity implementations.
因此，基于PVM构建一个流程语言，就是创建一套活动实现集，就这么简单。
Based on a process Virtual Machine (PVM), allowing the definition of multiple process languages on the same process engine.
基于流程虚拟机(PVM)，支持在同一个流程引擎上定义多种流程语言。
Therefore, the finite element code can be parallelized and executed on different cluster nodes on which PVM is available.
因此，有限元节点代码可以被并行化、在不同的基于PV M机群结点上运行。
Thus, nodal code of Finite Element Method can be parallelized and operated in the connecting point of different groups of PVM.
因此，有限元节点代码可以被并行化、并能在基于不同的PV M机群结点上运行。
Features of DADI-E are presented in the paper, including RMA mechanism, dynamic process management and special support for PVM.
该文对DADI - E的特点进行了阐述，包括RMA机制、动态进程管理和对PVM的支持。
The IPC mechanism of this algorithm is based on message passing mechanism of PVM so that all operations are transparent to users.
同时，该算法的IPC机制是基于PVM的消息传递机制，因而所有操作对用户程序是透明的。
Secondly, for the impatient, there is the PVM manual that explains already step by step how to build activities and start playing with it.
其次，对于那些缺乏耐心的读者，这儿有一个已经手把手地解释如何使用它来构建活动和开始运行它的PVM手册。
This method is implemented in PVM environment. The experimental result shows that the method proposed in this paper has better performance.
该方法在PV M环境下得以实现，实验结果表明此方法具有较好的性能。
Parallel Virtual Machine (PVM) is a kind of software system combining a group of loose connected computers into one to do parallel computation.
并行虚拟机，是能使一群松散连接的计算机用来作为一台并行计算资源的软件系统。
We have realized the parallelization of 3-D post-stack depth migration software on SP2 with PVM, and gained ideal parallel efficiency and scalability.
使用PVM编程，将串行的三维叠后深度偏移软件，在SP2上实现了并行化，获得了理想的并行效率和可扩展性。
Based on the model, the WINSOCK parallel platform was developed on the WINDOWS NT system and the PVM parallel platform was established on the LINUX system.
在这个标准基础上开发了基于WINDOWSNT系统的WINSOCK并行平台，搭建了基于LINUX系统的PVM并行平台。
PVM and MPI , which are popular parallel programming environments, will be integrated into the metacomputing system as the infrastructure of parallel computing.
PVM和MPI是广泛使用的并行编程环境，它们需要作为并行计算的基本构建而集成到元计算系统中去。
In this paper, we proposed a parallel BP neural network learning algorithm with the support of PC cluster under the circumstance of PVM (parallel Virtual Machine).
本文提出了一种利用微机机群来实现并行处理，在并行编程环境P VM中实现BP神经网络的并行学习算法。
Parallel Virtual machine (PVM) is a software package that permits a heterogeneous collection of cluster computers' to function as a single high-performance parallel machine.
并行虚拟机(PVM)是一个可以将异构的“机群计算机”集合当成一台高性能并行机的软件包。
Parallel Virtual machine (PVM) is a software package that permits a heterogeneous collection of 'Cluster Computers' to function as a single high-performance parallel machine.
并行虚拟机(PVM)是一个可以将异构的“机群计算机”集合虚拟成一台高性能并行机的软件包。
Through mapping parallel class to PVM task, request object message to request PVM task message, the mechanism implements object distributed parallelism of the parallel class.
通过把并行类映射为PVM任务，请求对象消息映射为请求PVM任务消息来实现并行类对象的分布并行。
Parallel Virtual Machines (PVM) were once a popular parallel programming platform for this, but lately MPI has become the DE facto standard for writing parallel programs for clusters.
并行虚拟机(PVM)曾经是一个非常流行的并行编程平台，但是最近MPI已经成为了为集群编写并行程序的事实标准。
The soybean primary leaves developed from 7 layers of original cells, and 3-4 layers of palisade cells(PSC)and 2 layers of paraveinal Mesophyll cells (PVM) were formed in these leaves.
大豆初生叶一般由7层原始细胞发育而成，通常形成3—4层栅拦细胞及2层脉侧叶肉细胞。
Through the analysis of PVM and practical applications based on it. We analysis the factors that affect the parallel efficiency, then suggest some strategies of improving parallel speedup.
本文通过对PVM的分析与实际应用开发，分析了为提高基于工作站群机环境的并行计算效率应考虑的因素及应采取的一般措施。
We parallelized LM_NS3D, a program for three dimensional low mach flow simulation, with PVM as the message passing environment. Communication is carefully optimized. Data locality is achieved.
以PVM为消息传递支持软件实现了低马赫数流动三维数值模拟程序LM_NS3D的并行化，考虑了通信优化、数据局部化及负载平衡等。
We parallelized LM_NS3D, a program for three dimensional low mach flow simulation, with PVM as the message passing environment. Communication is carefully optimized. Data locality is achieved.
以PVM为消息传递支持软件实现了低马赫数流动三维数值模拟程序LM_NS3D的并行化，考虑了通信优化、数据局部化及负载平衡等。
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