例句與造句

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
   摘要濕噴混凝土由于粉塵少、回彈率低、噴射效率高、質(zhì)量穩(wěn)定可靠在地下工程中被廣泛應用。
2. It's difficult to find placement efficiency in a sentence. 用placement efficiency造句挺難的