The plated sheet can be used to prepare the specimen for optical microscopy, SEM and TEM, it can also be used for the heat-treatment and the microhardness test of the powders.
电镀薄片可以用来制备光学显微镜、扫描电镜及透射电镜的观察样品，而且可以用来进行粉末的热片进及业余末的显微维氏硬度测试等实验。
The water quality has been significantly improved by improving cooling towers, ponds made of iron sheet and sys- tem of water pump speed governing and by selecting new water quality stabilizers.
通过对冷却塔部分、铁皮坑、水泵调速等改造，以及选用新的水质稳定剂，使水质明显好转。
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