阐述了实验室常用仪器损坏率高低的意义，分析了损坏的原因，提出了降低损坏率所采取的方法，以及日常维护和损坏修复的办法。
This article, expounded the significance of lowering the damage rate, analyzed the causes of the dam-age, and proposed some solutions to decrease the damage rate and some maintenance.
光学读数分析天平是实验室最常用的仪器之一，是进行精密、准确称量的不可缺少的工具。
Optically analytical balance in laboratory is one of the most common instruments, and is an essential tool on measuring weight precisely and sensitively.
光学读数分析天平是实验室最常用的仪器之一，是进行精密、准确称量的不可缺少的工具。
Optically analytical balance in laboratory is one of the most common instruments, and is an essential tool on measuring weight precisely and sensitively.
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