The present invention relates to a kind of glass and its making method.
本发明涉及一种玻璃及其制造方法。
Introduce making method and its principle and craft of citric acid sodium.
介绍柠檬酸钠的制备方法和它的原理及工艺。
This article particularly introduces its making and its use method.
详细介绍了该教具的制作和使用方法。
The method and its conclusion are useful for water quality modelling and decision making.
其方法和结论可供水质模式工作者和决策分析人员参考。
This article, mainly, describes its making, performance and construction method.
本文主要论述新型衬里材料的研制、性能及施工方法。
This article, mainly, describes its making, performance and construction method.
本文主要论述新型衬里材料的研制、性能及施工方法。
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