combine harvest造句

the market demand for corn combine harvesting machinery
玉米联合收获机械发展的市场需求
the check and measures of combined harvest's work quality
联合收割机作业质量的检查及保证措施
development tendency and security quality condition analysis on combined harvest industries
联合收割机行业发展动态及安全质量状况分析
harvesting technology in double-harvest rice regions and r amp; d of combine harvesting machine
双季稻区收获农艺及先进适用联合收割机型谱
It's difficult to find combine harvest in a sentence. 用combine harvest造句挺难的