According to different principles of gas process, it can be divided into physical foaming and chemical foaming.
根据发泡剂发气过程原理的不同，可以分为物理发泡和化学发泡两大类。
Raised foaming printing can be classified as physical foaming printing and chemical one according to the variety of foaming agents used in the printing paste.
根据发泡立体印花浆中发泡剂不同，发泡立体印花可分为物理发泡立体印花和化学发泡立体印花。
Microcellular polymer material processing technology at home and abroad literatures mainly uses the physical foaming, and micro chemical research reports rarely plastic process.
前国内外文献报道的微发泡聚合物材料加工主要采用物理发泡的技术路线，而化学微发塑工艺的研究报道很少。
The results showed that the physical and mechanical properties of bio-fiber composites can be improved though foaming.
研究结果表明：以碳酸氢钠为发泡剂对生物质纤维基复合材料进行发泡可以有效提高材料的物理力学性能。
The influence of the physical properties, chemical compositions and temperature of slag and the gas source on the slag foaming is summarized.
总结了炉渣物理性质、化学成分、温度和气源等对炉渣泡沫化的影响。
The influence of the physical properties, chemical compositions and temperature of slag and the gas source on the slag foaming is summarized.
总结了炉渣物理性质、化学成分、温度和气源等对炉渣泡沫化的影响。
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