But problems can occur because the softened thermosettingplastic can end up hardening while still in the heating chamber.
但是，可能会发生问题，因为软化热固性塑料可以结束了硬化，同时仍处于暖气厅。
2
Thermosettingplastic is defined as heat or other conditions can be solidified or insoluble (melt) properties of plastics, such as Bakelite, epoxy plastic.
热固性塑料是指在受热或其他条件下能固化或具有不溶(熔)特性的塑料，如酚醛塑料、环氧塑料等。
3
The nameplates shall consist of letters and numbers engraved on a laminated thermosettingplastic material providing black letters and numbers on a white background.