【第 1 段建议】: 1. "lmpact" 应更正为 "Impact" (字母错误) 2. "High Weir Spiral Classifier" 和 "Submerged Spiral Classifier" 中的两个空格应修正为一个空格。 3. "Semi-mobile Crusher and Screen" 应更正为 "Semi-Mobile Crusher and Screen" (大写格式一致性)。 4. "Tunnel Boring Machine" 和后面的 "Pipe Jacking Machine" 中的 "Machine" 缺少大写，建议统一为 "Tunnel Boring Machine"、"Pipe Jacking Machine" 和 "Shield Machine" (大写形式统一)。 5. "EPCO" 应更正为 "EPC" (根据上下文判断). 6. "Portable Crusher" 与 "Portable Screening Plant" 应保持统一，考虑是否要都大写或小写。 --- 【第 2 段建议】: 1. "crushe" 应为 "crusher" 2. "it can be divided into two types: fixed crusher and mobile crushe" 应为 "it can be divided into two types: fixed crusher and mobile crusher." 3. "different requirements for them" 和 "different companies" 之间建议加上句号。 4. "the applicable materials are very extensive, and the system is strong." 建议将“the system is strong”改为“the system is robust”。 5. "the following describes which users are more suitable for portable crusher plants" 中的 "plants" 应为 "plant"。 6. “tire moving crushing station” 应改为 “tire-moving crushing station”。 7. “the production yield is high,” 中的 “yield” 应为 “yield,”（逗号不应放在引号外部）。 8. “its advantage is that” 中的定语从句应标点分隔，建议在“advantage is that”后加逗号。 9. "flexibly broken" 应为 "flexibly break"。 10. "with large demand" 应为 "with a large demand"。 11. "is called “station”, not just “machine”" 中的逗号应改为句号。 12. "The combination of equipment is like a complete production line." 建议改为 "The combination of the equipment is like a complete production line." 来提高流畅性。 13. "due to its" 后面紧接未完成的句子，建议检查。 --- 【第 3 段建议】: 1. "WhatsApp" should be standardized to "WhatsApp" (one instance shows as "WhatsApp" and other as "WhatsApp" without standardization). 2. In "Materials (brochures, catalogs）", the closing bracket should be corrected from a full-width parenthesis "）" to a proper half-width parenthesis ")". 3. In "Demand(multiple):", there should be a space after "Demand" to be "Demand (multiple):". 4. In "Mobile Crusher For Sale South Africa", "For" should be in lowercase as "for". 5. In "WhatsApp:+86 13761974616", there should be a space after "WhatsApp:" to be "WhatsApp: +86 13761974616". 6. The copyright year "2026" appears to be in the future, assuming the current date is 2023, it should reflect "Copyright © 2023 Shanghai Shibang Machinery Sales Co., Ltd.". Overall, there are six issues found.