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Terms for subject Oil processing plants containing 形环 | all forms
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圆形可变过滤器circular variable filter
导向梯形浮阀塔板【盘】guide trapezoid-valve tray
择形裂化shape selective cracking
热变形温度heat deformation temperature
热变形温度heat distortion temperature
砖形润滑脂brick grease
限定几何形状的催化剂技术constraint geometry catalyst technology