1. The new scheme overcomes the security leaks and has the merits of little communication and low computation complexity etc. 新方案克服了已提出方案的安全隐患，并且具有通信量小、计算复杂性低等优点。
2. We introduce some important matrices and their applications in quantum computation and quantum information, including density matrix, unitary matrix, etc. 介绍了量子计算与量子信息中的一些重要的矩阵及其应用，包括密度矩阵、酉矩阵等。
3. Turning off Selection Information computation will cause time estimates and file counts to not appear and the progress bar to not function during backup and restore operations. 关闭“选择项目信息”的计算，将导致时间估计和文件计数无法显示，以及进度栏在备份和还原操作期间无法运行。
英英解释
n.
1. the procedure of calculating; determining something by mathematical or logical methods
2. problem solving that involves numbers or quantities
