【第 2 段建议】: 1. 在“Raw Material:Volcanic tuff”中，“Raw Material:”后应留有空格。 2. 在“Finished Product:Manufactured sand”中，“Finished Product:”后应留有空格。 3. 在“Capacity: 3 million tons per year”中，应该在“Capacity:”和“3 million tons”之间留有空格。 4. 在“Major Equipment: HPT Hydraulic Cone Crusher,VSI5X Sand Maker, ZSW Vibrating Feeder, belt, dust remover”中，应该在“Crusher,”和“VSI5X”之间、在“Vibrating Feeder,”和“belt”之间留有空格。 5. 在“1.The dust is collected”中，“1.”后应留有空格。 6. 在“systemand placed”中，应该在“system”和“and”之间插入一个空格。 7. 在“2520s blended Slag”中成本太小可考虑调整为更常用的格式。 8. 在“produc”后字符串被截断，建议检查并完整给出。 --- 【第 3 段建议】: 1. "gradations size" should be "gradation size" (use of singular instead of plural). 2. "the fault ," should be "the fault," (unnecessary space before the comma). 3. "700 tons an hour" should be "700 tons an hour" (wording is awkward; consider changing to "700 tons per hour"). 4. "250TPH Tailing &Construction Waste Crushing Plant" should have a space: "250TPH Tailing & Construction Waste Crushing Plant". 5. "200-250 TPH Feldspar Crushing Plant" should have a space before "TPH": "200-250 TPH Feldspar Crushing Plant". 6. "WhatsApp:" should have a space before the ':' to be consistent with formatting in "Sales Hotline:". 7. “Copyright © 2026” should have the year updated correctly if it is intended to be for 2023. Note: Ensure to verify if the year "2026" is correct as it does not align with the data cutoff date provided (October 2023).