An experimental system for underwater welding identification of welding torch offset based on high speed rotational arc sensor was established.
搭建了基于高速旋转电弧传感器的水下焊接焊枪偏差识别的实验系统。
A tabular key is provided to facilitate species identification in the group of lack of a distinctly offset, rounded oesophageal bulb in this genus.
提供了一个表格式检索表，以助鉴定和比较该属缺乏明显界定食道后球的一个种组。
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