Testing of plastics ; determination of the closing time of thermosetting compression moulding materials 塑料檢驗(yàn).熱固性模壓塑料閉合時(shí)間的測(cè)定
Testing of plastics ; heat storage of compression mouldings made of thermosetting compression moulding materials 塑料的檢驗(yàn).熱固性模壓塑料的壓制件熱貯存
Testing of compression moulding materials ; compression mould for the production of standard specimens of thermosetting compression moulding materials 模壓材料的檢驗(yàn).制造熱固模壓塑料標(biāo)準(zhǔn)試樣的壓模