从地板到天花板的巨大玻璃面板镶嵌铝框架，内部和外部黑色的石膏工艺弥补了这些饰面。
Large glass panels from floor to ceiling with aluminum frames, interior and exterior black plastering make up the finishes.
论述了利用石膏型铸造锌基合金模具的整个工艺过程。
The whole technology process for casting the zinc base alloy patterns by plaster mould is also discussed.
介绍了磷石膏制硫酸联产水泥的原理、工艺过程及生产管理情况。
The principle, technological process and production management of sulphuric acid and cements production from phosphogypsum are described.
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