分析归纳了飞机装配中采用组合式型架存在的问题； 介绍了飞机装配中型架总体结构形式的选择原则；
Problems existed in using combined jig to assemble airplane are analyzed and the principle of how to select integral structure configuration of jig for airplane assembly is introduced.
通过对大量的设计实例进行归纳总结，建立了内包装、系列化销售包装的设计模型，有助于解决卷筒卫生纸包装现有的问题，同时方便生产企业进行快速包装结构设计。
In order to solve these problems and make the structure design of the packaging more effective, based on many design examples, models of inner packaging and sale packaging series were established.
生活中存在与酒吧问题结构相一致的许多事例，即通过归纳分析过去的历史来预测未来；
There are many examples that predict future by inducing and analysing past record Ln accordance with bar problem.
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