Formula and plating parameters are optimized by Hull tub test. The appearance of deposits is tested by SEM method.
通过赫尔槽试验优选出最佳镀液配方和工艺条件，用SEM法观测了镀层形貌，并测试了镀层和镀液性能。
The abrasive erosion pattern of the impeller blades of a used slurry pump is investigated by macro observation, and analyzed by SEM method.
对一个实际清淤中磨损失效的泥浆泵轮叶片表面进行宏观观察，并利用扫描电镜作了微观形貌分析。
Samples from different positions of S-RHT reactor were collected and metal deposition and distribution at the running catalysts were analyzed with ICP and SEM method.
采集了S - RHT反应器不同位置运转后的催化剂样品，利用ICP, SEM等手段对金属沉积及分布进行了剖析。
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