The reconstruction of PCL under arthroscopy is the best choice at the existing technological level. 而关节镜下重建后交叉韧带是现有技术水平上最为理想的选择。
The experiments I have discussed have demonstrated that Planck-scale sensitivities are attainable with existing techniques. 我所谈论的几项实验,已经证明现有技术的精确度可探及普朗克尺度。