【第 2 段建议】: 1. "the difference between impact crusher and cone crusher" - should be "the difference between the impact crusher and the cone crusher" 2. "the broken processing stone" - should be "the broken processing of stone" 3. "but many users will be entangled in the process of fine crushing." - consider rephrasing "but many users become confused in the process of fine crushing." 4. "the impact crusher and the cone crusher are secondary crushing." - should be "the impact crusher and the cone crusher are used for secondary crushing." 5. "the principle of breaking is different." - consider rephrasing for clarity: "the crushing principles are different." 6. "it is formed after molding." - consider rephrasing for clarity: "it is formed after being molded." 7. "the discharge granularity is different." - should be "The discharge granularity is different." (capitalizing 'The') 8. "impact crusher with some micro-shaping effects" - should be "The impact crusher has some micro-shaping effects" 9. "the grain shape is good" - consider rephrasing for clarity: "the grain shape is favorable" 10. "the cone crushing is divided into coarse, medium, fine, superfine, etc." - should be "the cone crushing process is divided into coarse, medium, fine, and superfine grades." 11. "the broken material is finer and more powdery" - should be "the crushed material is finer and more powdery." 12. "the impact crusher has a smaller processing capacity than the cone crusher" - consider rephrasing for clarity: "The impact crusher has a lower processing capacity compared to the cone crusher." 13. "the general impact crusher is lower than the cone crusher" - should be "the general price of the impact crusher is lower than that of the cone crusher." 14. "and the initial input cost is small" - should be "and the initial input cost is lower." 15. "but it has more vulnerable parts," - should be "but it has more vulnerable parts;" 16. "the price of the machine will be higher" - should be "the price of the cone crusher will be higher." --- 【第 3 段建议】: 1. "less wearable parts" 应为 "fewer wearable parts" 2. "the materials he handles" 应为 "the materials they handle" (以保持性别中性) 3. "conversely, if processing river pebble, granite, bluestone, etc." 中的 "etc." 后面应添加句号。 4. "Equipment" 需调整为复数形式 "Equipments" 在 "Demand(multiple):" 部分中。 5. "Materials (brochures, catalogs）" 中的右括号应为英文格式，改为 ")"。 6. "WhatsApp" 的两个实例应使用一致的格式，应为 "WhatsApp:"。 7. " 0086-21-58386189 " 和 " 0086-21-58386176 " 前面多了空格，需删除。