他在双方的监视下。
生产工作一般在师傅也是店主的监视下，由熟练的工匠计件而成。
Production was generally in the hands of skilled individual artisans doing piecework under the tutelage of a master who was also the shop owner.
在监视器文件的文件描述符仍然打开的情况下，监视应用程序可以从删除的监视器文件读取事件数据，但是不再继续等待事件发生。
Monitoring applications may read event data from deleted monitor files while the file descriptor for the monitor file is still open but may not block for further event occurrences.
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