用显微镜的测微尺镜下测量蚤卵的直径。
Measure the diameter of the flea egg with wee ruler of microscope.
分别使用显微硬度仪、金相显微镜、表面粗糙度仪、铜库仑计以及螺旋测微仪等测试镀层相关性能。
The effects of current density on the performance of Ni and its alloy coatings were researched detailedly.
分别使用显微硬度仪、金相显微镜、表面粗糙度仪、铜库仑计以及螺旋测微仪等测试镀层相关性能。
The effects of current density on the performance of Ni and its alloy coatings were researched detailedly.
应用推荐