Bakelite resin which is produced by reacting phenol with formaldehyde is used to bind wood fibres in pressed wood such as medium-density fibreboard (MDF) and formica.
酚醛树脂是通过对酚醛甲醛起反应而合成，通常用于加压木质纤维来制造中密度纤维板(MDF)和福米卡家具塑料贴面。
The expansion of cold-pressed dehulled cake can destroy the cellular structure, increase bulk density, and improve solvent extracting performance obviously.
通过膨化处理破坏了菜籽仁冷榨饼的细胞组织结构，提高了物料的容重，显著改善了物料的浸出性能。
The results show that when the high-energy mechanical milling time increases, the relative density of pressed compact decreases gradually under the same compacting pressure.
结果表明，压制压力相同时，粉末压坯相对密度随高能球磨时间的延长而逐渐减小。
Experiment results showed the temperature change was affected by some factors respectively, such as moisture content of the map, thickness and density of panel pressed, and hot-pressing temperature.
以及温度变化与板坯含水率、板厚、板材密度和热压温度等因素的关系进行了探讨。
The machine is mainly used to crushing foam has been mixed with glue, then through the mould, pressed by the hydraulic system, the corresponding density of the regeneration of sponges required.
再生海绵机械主要用于将已经粉碎的海绵与胶水混合，然后装入模具后，经油压系统压成相应要求密度的再生海绵。
In the practice application, it has been proved that the pressure precision and the density identify of the pressed materials were improved significantly.
应用表明，该系统的使用明显提高了加压对象的压力精度和密度一致性，提高了产品的质量和生产效率。
The relative density of pressed compacts, which were prepared by high-energy milling 3%c-cu powders with the same high-energy mechanical milling time, increases with increasing compacting pressure.
高能球磨时间相同时，粉末压坯相对密度随压制压力的增加而增大。
The cold-pressed compacts have been made of such WCu powders, and it is found that the pressure force and loading speed have important effects on the relative density of the compacts.
之后对混合粉进行冷压制坯，发现压制压力、加压速度和保压时间对冷压坯的密度都有重要影响。
The cold-pressed compacts have been made of such WCu powders, and it is found that the pressure force and loading speed have important effects on the relative density of the compacts.
之后对混合粉进行冷压制坯，发现压制压力、加压速度和保压时间对冷压坯的密度都有重要影响。
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