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。关于这个话题，WPS官方版本下载提供了深入分析
其中，天海防务以防务装备、船舶设计、新能源船艇为主，国内游艇业务占比有限，存在感较弱；江龙船艇则采取“公务船+新能源+出口”的发展路径，整体经营相对稳健。
Equal (1): Everything in this purple space must be equal to 1. The answer is 1-4, placed horizontally; 3-1, placed horizontally.