Based on the prepared experiments, the plastic greenhouse cleaning device structure was designed, the size was determinated, and the cleaning prototype was tested.
在预备试验的基础上，对塑料大棚清洗装置进行了结构设计和尺寸确定，并对样机进行了试验。
2
Fertilizer price is the mechanism of profit distribute in fertilizer market, and the equilibrium price of fertilizer market is determinated by fertilizer market structure.
化肥价格是化肥市场的利益分配机制，而化肥市场的均衡价格是由化肥市场的结构所决定的。
3
By the experiment, it was found that treating tomato paste with ethanol contributed to extracting Lycopene. In the meantime, the best conditions of extraction was determinated.