N type produced on a linecaster 铸条机制成的铅字 [printing]
Chinese painting adoption with line composition, worship the black on the color.
中国绘画采用以线造型，色彩上推崇“玄”色。
CW tunable co laser operating at two wavelengths is reported and the output characteristics for line composition are studied.
本文报导CW选支双波长运行的CO激光器，并对谱线组合的输出特性进行了实验研究。
The key technology of alumina production in bayer method is on line composition detection especially on line composition analysis of aluminous ore and mother liquor.
拜尔法生产氧化铝的关键技术是生产过程的在线成分检测，特别是铝矿石和母液成分的在线分析。
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