目前，发达国家在浆体保温材料研制开发方面，以轻质多功能复合浆体保温材料为主。
At present, the developed countries in the slurry heat preservation material research and development, with light multifunctional composite slurry heat preservation material primarily.
目前，发达国家在浆体保温材料研制开发方面，以轻质多功能复合浆体保温材料为主。
At present, the developed countries in the slurry heat preservation material research and development, with light multifunctional composite slurry heat preservation material primarily.
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