会计实践性教学问题主要包括教学目标、教学思维方式、课程建设三个方面。
Practical accounting teaching mainly consists of three aspects: teaching tasks, thinking modes of teaching and course construction.
这个问题主要涉及三个方面：经济可持续性、环境可持续性及社会可持续性，包括肥料施用、作物保护、废物处理及劳作条件等内容。
The questions cover three main areas: economic, environmental and social sustainability, with topics ranging from fertilizer use, crop protection, and waste management to Labour conditions.
P 300字符拼写的实质是一个多类识别问题，主要包括三个环节：预处理、特征提取、识别分类。
P300 speller paradigm is actually a multi-class recognition problem, mainly including preprocessing, feature extraction and recognition classification.
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