We have air conditioning, heating, a telephone with international direct dial, a color TV set, ect.
有空调、气，由国际直拨电话，一台彩色电视机等。
Application: It is used for making chemical reagent, cobalt-oxide and cobalt -salt. It can also bu used as color of glass and ceramics, ect.
用途：用于制取化学试剂、钴氧化物、钴盐，亦可以做玻璃、陶瓷等材料的着色颜料。
The heat treatment with laser on inorganic materials surfaces is a new research field. By this way , the inorganic materials surfaces are decorated with color, pattern, coating ect.
用激光对无机材料表面进行热处理是一个新的研究领域，用这种方法可在无机材料表面进行色彩、图案、涂复等装饰处理。
The heat treatment with laser on inorganic materials surfaces is a new research field. By this way , the inorganic materials surfaces are decorated with color, pattern, coating ect.
用激光对无机材料表面进行热处理是一个新的研究领域，用这种方法可在无机材料表面进行色彩、图案、涂复等装饰处理。
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