目的研究基于自底向上策略的通用属性计算器的实现技术。

Aim to study the implementing techniques of the general attributed grammar evaluator based on the bottom-up policy.

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主要讨论了基于回填技术的LR属性计算器的算法原理及实现技术。

In this paper, the principles and implementing techniques of the algorithm for attributed grammar evaluator based on LR analysis and backfilling technique is presented.

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目前，我们没有通过计算器服务来公开这些属性。

We do not currently expose these attributes via the calculator service.

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