But the safety of precut EPT remains controversial. 但内视镜乳突先前切开术之安全性有待评估。
Precut fillet of fish;precut construction materials. 预先切制的鱼片；预制的建造材料
You can purchase a precut stringer to save time in constructing the pool deck. 加厚面层还可进行多次打磨翻新处理，从而增加使用年限。
Extension Assembly in precut lengths. Use exiting valve top Access Plug. 预先切割长度的加长组件总成。采用现存阀门顶部进入塞。
The optimum parameters for V-shapedgroove precut on bar are given on the basis of brokendesign principle. 根据断裂设计原理，给出了棒料上预制V型切口的最佳参数。
The company has developed technologies to keep raw, precut vegetables fresh for about three weeks, long enough to export them to Japan. 这家公司开发了能够把切好的新鲜蔬菜保存大约3周的技术。3周时间足够把它们运到日本。
