对新型防松结构的防松原理、受力状态进行了分析。
The looseproof principle and the state of force of a new type of looseproof structure are analysed.
通过对落叶松材质和材性的分析，指出落叶松结构胶合板生产中易出现的质量问题，并提出了改进措施。
Based on the property of larch wood, quality problems that often occurs in the production of larch structural plywood were elaborated and corresponding measures to improve the quality were suggested.
XML 对松耦合、结构化、层次化的数据提供了灵活的支持，但是它同时也带来了不可避免的性能问题。
XML offers flexible support for loosely structured and hierarchical data, but it also comes with inevitable performance problems.
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