常見例句PCBN Tool sspec-ially for cutting hardened ferrous metal,chilled casting iron and high tempeerature alloys etc. PCBN刀具專門用於加工各類淬硬材料、冷硬鑽鉄和高溫郃金鋼等。The toughness of epoxy resin is appreciably enhanced by adding some PES, in the meantime, the modulus and glass transition tempeerature, T g, of epoxy resin are not decreased but increased.Th... 加入一定量PES可較大幅度地提高環(huán)氧樹脂的靭性，而不降低環(huán)氧樹脂的模量和耐熱性。 返回 tempeerature