在用之前添加硬化剂到丙烯酸瓷釉中.A hardener is added to the acrylic enamel just before use.目前采用的治疗方法有手术 、 激光、硬化剂注射 、 微波照射等.Treatment methods include surgery, laser therapy and sclerotherapy, microwave irradiation and others.Fiberfrax 涂料...
显然, 生物体对这两种同分异构体能够有所识别.Evidently, living things can somehow distinguish between optical isomers.用人工神经网络方法研究熔盐相图中间相的组成、熔点和同分熔化或异分熔化等规律.Together with extract useful information from the experimental data of molten salt pha...