protecting slag是什么意思 protecting slag怎么读
protecting slag的用法和样例
- A device of measuring the crystallization temperature of mold slag based on single thermocouple wire was introdued.
笔者以保护渣结晶温度为出发点，提出了一种将双铂铑热电偶丝既作为加热元件，又作测温元件的热丝法技术。 - The result of industrial application of new protecting slags indicated that they can greatly improve the quality of silicon steel.
生产应用表明，新型硅钢保护渣对提高硅钢高牌号比起到了积极的促进作用。
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