【第 1 段建议】: 1. "lmpact" 应为 "Impact" (字母 "l" 应为 "I") 2. "High Weir Spiral Classifier" 应为 "High Weir Spiral Classifier" (多余空格) 3. "Submerged Spiral Classifier" 应为 "Submerged Spiral Classifier" (多余空格) 4. "EPCO" 应为 "EPC" (如果是指工程、采购和建设的缩写，常见为 "EPC") 5. "Mobile Demand" 中 "Demand" 的使用不清晰，可能需要确认上下文 6. "The Story behind High-end Mining Equipment Ent" 可能未完整，建议核实是否有缺失部分或结束标点 请根据上下文确认第五点和最后一点的确切用法。 --- 【第 2 段建议】: 1. "story belongs to SBM" should be "story that belongs to SBM." 2. "there is still a big gap" should be "there are still big gaps." 3. "SBM had made an important decision" should be "SBM made an important decision." 4. "a high performance multi-cylinder hydraulic cone crusher had finally produced successfully" should be "a high-performance multi-cylinder hydraulic cone crusher was finally produced successfully." 5. "that strives by them" should be "that they strive for." 6. "quickly stable, expand" should be "quickly stabilized and expanded." 7. "e-commerce operations, formally opened" should be "e-commerce operations and formally opened." 8. "In this environment, SBM made an important decision— to" should be "In this environment, SBM made an important decision—to." --- 【第 3 段建议】: 1. "a SBM's technical service engineer" should be "an SBM technical service engineer". 2. "Keep in idea concussion again the mood" is unclear and likely incorrect. 3. "years'of experience" should be "years of experience". 4. "including equipment selection, scheme design, technical support" should not have an extra space before "technical support". 5. "Materials (brochures, catalogs）" should have the closing parenthesis corrected to a standard round parenthesis: "Materials (brochures, catalogs)".