One or other of the mechanics kept walking inside to fetch or return tools and tyres or to boil yet more tea.
不时有技工们走进房间来，或者是拿工具轮胎，或者是煮茶。
Mechanics need to be analytical, good problem solvers, and willing to work with computerized diagnostic tools and programs as well as traditional tools.
工程师必需具备较强的分析能力，能妥善的解决问题，并且愿意使用电脑诊断工具以及相关电脑程序来代替传统的工具。
The acoustic emission technique is one of the important tools in rock mechanics research.
声发射技术是岩石力学研究中十分重要的工具之一。
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