【第 1 段建议】: 1. “lmpact Crusher”中的“l”应为“I”，应改为“Impact Crusher”，注意大小写。 2. “High Weir Spiral Classifier”中的双空格应去除，改为“High Weir Spiral Classifier”。 3. “Submerged Spiral Classifier”中的双空格应去除，改为“Submerged Spiral Classifier”。 4. “Aggregates Belt Conveyor”中的"A"应为小写，改为“aggregates Belt Conveyor”。 5. “Bucket-wheel Reclaimer”中的“w”应为小写，改为“bucket-wheel Reclaimer”。 6. “Wheeled Bulk Reception Feeder”中的“W”应为小写，改为“wheeled Bulk Reception Feeder”。 7. “Tracked Bulk Reception Feeder”中的“B”应为小写，改为“tracked Bulk Reception Feeder”。 8. “Truck Unloader”中的“T”应为小写，改为“truck Unloader”。 9. “Radial Telescopic Stacker”中的“R”应为小写，改为“radial Telescopic Stacker”。 10. “Ship Loader”中的“S”应为小写，改为“ship Loader”。 11. “Pipe Jacking Machine”中的“P”应为小写，改为“pipe Jacking Machine”。 12. “Shield Machine”中的“S”应为小写，改为“shield Machine”。 13. “Aggregates”与“Mining”部分中的“Aggregates”应为小写，改为“aggregates”。 其他方面无错误。 --- 【第 2 段建议】: 1. "the output of sand making machine" -> "the output of the sand making machine" 2. "want to know what the reason" -> "want to know what the reasons are" 3. "will also different" -> "will also be different" 4. "the material viscosity should not be too large" -> "the material's viscosity should not be too large" 5. "fine powder easy" -> "fine powder is easy" 6. "content should be screened" -> "content should be screened" 7. "the material is crushed in sand making machine" -> "the material is crushed in the sand making machine" 8. "materials with higher water content is easy" -> "materials with higher water content are easy" 9. "this shows that the material selection to choose moderate hardness" -> "this shows that the material selection should choose moderate hardness." 10. "should consid" -> "should consider" --- 【第 3 段建议】: 1. "500 tons sand" should be "500 tons of sand". 2. "belt convey" should be "belt conveyor". 3. "produces at various manufacturers" should be "produced by various manufacturers". 4. "the capacity and power of different types of equipment is not the same" should be "the capacity and power of different types of equipment are not the same". 5. "this kinds of equipment" should be "this kind of equipment". 6. "which can nice meet the production needs" should be "which can nicely meet the production needs". 7. "the linear speed of crusher rotor is low" should be "the linear speed of the crusher rotor is low". 8. "keep right operation" should be "keep the right operation". 9. "the amount of sand making" is awkward; consider rephrasing as "the amount of sand produced". 10. "users don’t" should be "users don't". 11. "which all causes low output" should be "which can all cause low output". 12. "is also for a special reason" is awkward; consider rephrasing as "This is due to a specific reason." 13. "the finer the finished material)is" should be "the finer the finished material is". 14. "So when choosing a machine, user needs to consider their own condition" should be "So when choosing a machine, users need to consider their own conditions." 15. There is an unclosed HTML entity "—choos" at the end of the text. --- 【第 4 段建议】: 1. "effectively improved the sand production" 应为 "effectively improve the sand production" 2. "to be Our Agent" 中的 "Our" 应改为小写 "our" 3. "Materials (brochures, catalogs）" 中的右括号应为英文括号 ")" 而非中文括号 "）" 4. "WhatsApp:+86" 中的 "WhatsApp:" 后应留空格 5. "Sales Hotline: 0086-21-58386189" 中的 "Sales Hotline:" 后应留空格 6. "0086-21-58386176" 前应留空格 7. "Get Solution Online Chat" 的 "Get Solution" 和 "Online Chat" 之间应有标点或连接符号以增加可读性 8. "function(w,d,s,l,i){" 中，"documen" 应为 "document"，且该段代码后半部分可能被截断。