1) pre-plating in ultrasonic field
超声波预镀
2) ultrasonic-aid pre-plated copper
超声波预镀铜
1.
An ultrasonic-aid pre-plated copper as a base layer was applied in NdFeB permanent magnet.
对于NdFeB烧结永磁体,前处理后先超声波预镀铜,然后在pH=7、温度70℃的中性镀液中先施镀40min,再将镀液调至pH=5。
3) ultrasound-assisted electroplating
超声波电镀
1.
Study on ultrasound-assisted electroplating technology of nickel-based diamond bit
超声波电镀金刚石钻头工艺研究
4) ultrasonic electroless
超声波化学镀
1.
An ultrasonic electroless plated Ni-P coating for NdFeB permanent magnet was prepared and the corrosion-resistance of the coating was also studied.
研究了NdFeB永磁材料超声波化学镀工艺以及镀层的耐蚀性能 ,用扫描电子显微镜分析了镀层的显微结构 ,结果表明 ,该方法是NdFeB永磁材料一种有效的防护手段 ,显著地提高了磁体的耐蚀性
5) ultrasonic pretreatment
超声波预处理
1.
Improvement of sewage sludge aerobic digestibility by ultrasonic pretreatment;
超声波预处理提高污泥好氧消化性能研究
2.
Effect of ultrasonic pretreatment on sludge drying rate
超声波预处理对污泥干燥速率影响研究
3.
The results indicate that the cell wall could be broken up with comminution and ultrasonic pretreatment.
结果表明,粉碎和超声波预处理均能使石蒜原料部分细胞壁破碎,超声波处理后细胞壁的破碎程度比单纯粉碎处理的效果明显,促进了加兰他敏的游离;石蒜原料经三乙胺碱化预处理后,提取率提高。
6) ultrasonic alarm
超声波式预警器
补充资料：CLY-1型超声波在线粒度分析仪
CLY-1型超声波在线粒度分析仪
黔CLY一l型超声波在线粒度分析仪
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条