There are a lot of ways to practice, with or without your instrument.
练习的方式有很多种，用乐器或者不用乐器。
In charge of drawing out the annual maintenance plan of the instrument and equipment and put it into practice.
负责编制仪器设备年度维护保养计划并组织实施；
Experiments show that this instrument is stable, reliable, and valuable in research and practice.
实验表明，8098腐蚀测试仪运行稳定可靠，在研究和实践中是很有效的测试仪器。
The practice has proved that the electronic weighing system checking instrument is accurate, objective, …
该校验仪具有结构简单、系统误差小、调试方便、受环境影响小等特点。
The practice has proved that the electronic weighing system checking instrument is accurate, objective, …
该校验仪具有结构简单、系统误差小、调试方便、受环境影响小等特点。
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