misc. small tool
当证物被送到实验室时我可能就会参与到“钳工工作”中(“ bench work ”，可能因为显微镜看上去有点像钳工工具吧)，这取决于何种科学检验被请求或需要进行。
Depending on what scientific examinations are needed or requested, I may be involved in the actual "bench work" once the evidence is submitted to the laboratory.
划线时，通常使用游标卡尺、钳工划线盘、钢直尺等常用工具。
It normally used vernier caliper, fitter disc, steel ruler, and other frequently used tools.
本实用新型结构简单，造价低廉，操作灵活，制图准确，是钳工、钣金工、画线工的理想制图工具。
The utility model has the advantages of simple structure, low cost, flexible operation and accurate drawing, and is an ideal drawing tool for bench workers, metaler and line drawing workers.
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