【第 2 段建议】: 1. 在第23行，"1.90%" 应改为 "90%"。 2. 在第29行，"2.Taking" 应改为 "2. Taking"。 --- 【第 3 段建议】: 1. “gets popular among markets” 应改为 “has become popular among markets”。 2. “Output Size: 0-5mm、5-12mm、12-24mm、24-31mm、31-40mm” 应将中文逗号“、”替换为英文逗号“,”。 3. “High Railway, High Way, concrete mixing station” 应改为 “High Railway, Highway, concrete mixing stations”（“High Way” 应为 “Highway”，且 “station” 需为复数）。 4. “its working principle--- crushing materials by squeezing” 中的破折号应为“—”或“：”。 5. “Displace the Machines” 应为 “Displacing the Machines”。 6. “low efficient crushers” 应改为 “low-efficiency crushers”。 7. “and dust collector were taken” 前需要加上“a”。 8. “though the prices are higher” 中的 “though” 建议改为 “although”，以使句子结构更加正式。 9. “while by HST single cylinder cone crusher below 8%” 应为 “while the HST single cylinder cone crusher produces below 8%”。 10. “the lamination crushing mode took by HST single cylinder cone crusher” 应改为 “the lamination crushing mode used by HST single cylinder cone crusher”。