彩色显像管的质量控制需要利用和回用玻璃泡废料.Quality control of color picture tubes may require the salvage and reuse of the glass envelopes.我弟弟有一台21英寸显像管的落地式电视机.My brother has a console model with a 21 - inch picture tube.电视显像管和荧屏的半透明'&...
The external layer of skin is called the epidermis.皮的外层叫表皮.There is a neoplasm originating in his leg's epidermis.他的腿上有个生长在表皮上的肿瘤。The dermis is composed of the connective tissue that supports the epidermis.真皮是由支撑表皮的...
所有颜色都会褪色——尤其是在阳光直射下。All colour fades— especially under the impact of direct sunlight.它们能够经受极端的气温和天气状况而不褪色、不破裂。They can withstand extremes of temperature and weather without fading or cracking.有些图片褪色严重。Some of the prints ...
Plastic is a substance that hardly decomposes in the nature.塑料是一种在自然中极难降解的物质.Statistic of synthetic rubber productivity decomposes 1 seeing a table.合成橡胶生产能力统计分解见表1.When heated, it decomposes into Sodium sulfate and sodiu...