【第 1 段建议】: 1. "lmpact"应为"Impact"（字母错误，'l'应为'I'）。 2. "High Weir Spiral Classifier"应为"High Weir Spiral Classifier"（多余的空格）。 3. "Submerged Spiral Classifier"应为"Submerged Spiral Classifier"（多余的空格）。 4. "Aggregates Belt Conveyor"应为"Aggregate Belt Conveyor"（单复数错误）。 5. "Wheeled Bulk Reception Feeder"应为"Wheeled Bulk Reception Feeders"（单复数错误，改为复数以保持一致性）。 --- 【第 2 段建议】: 1. "lopment"应为"development"。 2. "mill"在某些地方作为专有名词使用时应大写，例如“Shibang Machine Mill”。 3. "Shanghai Shibang mill"应为"Shanghai Shibang Mill"。 4. "eliminated a lot of technically backward products"中的"a lot of"可以改为"many"以提高正式度。 5. "micro-grinding main machine"应为"micro-grinding main machines"。 6. "Air compressor"中的"A"应小写为"air compressor"。 7. "Shibang Mill"后应补充一个单位，如“mu”或“kg”来定义"between 250-3000"的单位。 8. "the Shibang machine mill The service life can be greatly exceeded"中的"mill The"应为"mill. The"。 9. "t"后面的文字缺失，导致信息不完整。 综上所述，共发现九个问题。 --- 【第 3 段建议】: 1. "can not" should be "cannot". 2. "excessive Use" should be "excessive use". 3. "best chioce" should be "best choice". 4. "brochures, catalogs）" should be "brochures, catalogs）". (The closing parenthesis is incorrect, it should be a standard closing parenthesis without a special character before it). 5. "Submit" should be "Submit". (To maintain consistency, it should start with a capitalized 'S' if it follows the format of previous headings).