三通表格
Three-way Connection Form
以上为机器翻译结果，长、整句建议使用 人工翻译 。
以插图及表格形式论述了法兰、管段、三通、弯头和填料泄漏勘测的具体要求和数据。
The specific requirements and basic data for the flange, pipe-segment, tee, elbow, and stuffing box were expounded with the figures and lists.
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