In this paper, an ion - exchange HPLC method for the separation and determination of phosphate and phosphite in waste water of electrodes plating of nickel had been built up.
本文报道一个测定镍电镀厂废水中磷酸盐、亚磷酸盐的离子色谱测定法。
The strains on the surfaces of ferrocement plating and internal reinforcing rods are picked up by sound-string tansducers and strain gauges.
用音弦和电阻应变测量仪器测定构件表面及内部钢筋的变形。
Especially, there are many stiffened plates in the hull of jack-up platform, for example the main deck, bulkhead, tank top and bottom plating.
在自升式平台的主船体中这种结构更是大面积的得到应用，其主甲板、舱壁、机械甲板和底板等都是板梁组合结构。
Through mathematical analysis, this paper set up an A-C mathematical model for measuring Ni2 + concentration in electroless nickel plating solution.
通过数学分析的方法建立起化学镀镍液的A - C数学模型。
American PAVCO was set up in 1950. It gains good reputation in plating field by "providing products and service in good quality with the best price".
美国百富可公司创立于1950年，一直以“用最合理的价格、提供高品质的产品与服务”而在业界享有声誉。
American PAVCO was set up in 1950. It gains good reputation in plating field by "providing products and service in good quality with the best price".
美国百富可公司创立于1950年，一直以“用最合理的价格、提供高品质的产品与服务”而在业界享有声誉。
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