方形法兰单元轴承 square flange unit Bearing
方形法兰式轴承箱组 square flange unit
方形法兰
Square flange
以上为机器翻译结果，长、整句建议使用 人工翻译 。
锅炉加热器适合用于限制区，方形和由小型加热元件制成的圆形法兰。
Square flange heaters (boiler heaters) are suitable for constrained areas, square and round flanges are made of compact elements that are easily installed by tightening a series of bolts.
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