剑桥大学约有10%的学术性和专业性刊物通过按需印刷的方式生产，而5年前只有3%。
About 10% of Cambridge University Press's sales of academic and professional titles are generated by books printed on demand-compared with 3% five years ago.
其水彩、国画等绘画作品多次参加国家、省级美术展览，他还多次在美术专业性刊物上发表过作品和论文。
He has participated in various kinds of provincial and national exhibitions, and published the works and papers in the special journals for many times.
体现最高水平的是《梅基尔邮票新闻周刊》(Mekeels Weekly Stamp News)，它是一个由内行撰写的供内行阅读的专业性刊物。
At the top there was Mekeel's Weekly Stamp News, professionally produced by connoisseurs for connoisseurs.
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