This article makes a deep study of formulated JN-90 low toxic urea-formaldehyde resin with different filler and extender and manufactured board using different tree species veneer.
就JN—90低毒性脲醛树脂胶铁调胶与不同树种单板的制板工艺进行了深入研究。
The load putting on the decorative tilessticking to the wire mesh frame filler polystyrene board in the earthquake is thebuildings'dynamic output under the earthquake effect.
粘贴在钢丝网架聚苯板上的饰面砖所受的荷载就是建筑物在地震作用下的动力输出。
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