placement efficiency造句

例句与造句

1. The wet shotcrete is widely used in the construction of underground works as its advantages such as less construction dust , lower resilient rate , higher placement efficiency and reliable construction quality
   摘要湿喷混凝土由于粉尘少、回弹率低、喷射效率高、质量稳定可靠在地下工程中被广泛应用。
2. It's difficult to find placement efficiency in a sentence. 用placement efficiency造句挺难的