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windows平台下的网络组播.包含客户端和服务端-windows platform network multicast. Includes client and server

离子束模拟求解器，能求解空间电荷力，及求解弗拉索夫方程(Ion Beam Simulator，Space charge density calculation from the trajectories . 4. Vlasov iteration using features 1 to 3 )

说明：  是专门用于滚动轴承产品设计的计算机软件。使用本软件可以快速设计出绝大多数结构的轴承产品，对于提高企业对市场的快速反应能力，提高轴承产品的设计效率和质量，减少设计错误将发挥积极的作用。软件优越的性能得到客户的一致好评，公认为是轴承行业内功能最强、设计品种最多、使用最为方便的轴承产品设计软件。本滚动轴承设计软件的主要功能如下： ? 对主要设计参数进行优化设计; ? 绘制出产品的二维比例图和三维立体图; ? 绘制出产品装配图和零件图; ? 生成设计计算说明书和进行轴承的寿命计算;(It is a computer software specially used in the design of rolling bearing products. The software can be used to design most structural bearing products quickly. It will play an active role in improving the quick response ability of enterprises to the market, improving the design efficiency and quality of bearing products, and reducing design errors. The superior performance of the software has been praised by customers. It is generally acknowledged that it is the most powerful bearing product design software in the bearing industry with the most design varieties and the most convenient use. The main functions of this rolling bearing design software are as follows: The main design parameters are optimized. Draw two-dimensional scale and three-dimensional stereogram of the product. Draw assembly drawings and parts drawings. Generation of design calculation instructions and calculation of bearing life;)

VB管理网络链接，经常切换者需要。VB management network link, often switching needs. -VB managed network link, often need to switch. VB management network link, often switching needs.

c++ builder socket 通讯-c++ builder socket communication

实现停车场模拟，用栈和队列实现，用系统时间自动记录进入和出去时间(Parking achieve simulation, with stacks and queues implemented by the system automatically records the time of entry and exit time)

1、xpGrid数据控件：根据数据库数据字典定义自动生成DataGrid，可不用写代码即可实现数据的增删改 2、集成的权限控制功能，权限按字段分配，可精确控制字段的读写属性 3、丰富的数据编辑方式：提供按Form方式编辑和按Grid方式编辑两种方式数据编辑界面，对字段的输入方式提供：普通文本框、复选框、密码框、多行文本、下拉列表、引用其它表、图片等多种输入方式 4、数据重构：动态的修改数据字典，通过对数据字典的修改可动态的控制前台界面的显示及输入 5、代码维护：维护下拉列表编辑模式对应的下拉列表内容 6、权限控制：控制用户及角色的功能权限及字段权限 7、简单的应用系统框架-xpGrid Data Control: According to data dictionary definition of the database automatically generated DataGrid, there is no need to write code additions and deletions to the realization of data

Tesseral_2D模型正演软件的功能及特点(Tesseral_2D forward modeling software functions and features)

建议的安卓音乐播放器，很简单的代码，适合新手学习(Andrews recommended music player, a very simple code, suitable for novice learning)

本地access文件夹读取，并查询后自动打印(The local access folder reads and prints automatically after querying)