sucker ratio

例句：

1. 1. The engineer calculated the sucker ratio of the pump to ensure it would operate efficiently.
   工程师计算了泵的吸吮比率，以确保它能够高效运行。
2. 2.The food industry is looking into ways to reduce the sucker ratio in their products.
   食品行业正在研究减少产品中吸吮比率的方法。
3. 3. The sucker ratio of a new oil-drilling technology has been reported to be significantly lower than previous models.
   据报道，一种新型石油钻探技术的吸吮比率远低于之前的模型。