查询词典 hallmarking
- 与 hallmarking 相关的网络例句 [注：此内容来源于网络，仅供参考]
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This hallmarking system was developed in London in the 14th century at Goldsmiths' Hall.
这套纯度标记系统是14世纪在伦敦的Goldsmiths' Hall发展起来的。
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Hallmarking in Britain dates from 1300; no gold or silver could be sold until tested for purity and struck with the king's mark.
大不列颠从1300年开始便采用金银纯度印记；金或银要通过纯度试验和打上国王标记后才得以出售。
- 推荐网络例句
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Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.
目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。
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Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.
弯曲：这种病是最常见的原因查明腹泻病，在世界上。
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Gangs fill the daily lives of many of our poorest and most vulnerable citizens with a terror that the court does not give sufficient consideration, often relegating them to the status of prisoners in their own homes.
法院没有充分的考虑到黑社会的猖獗所带来的恐怖，这使得我们最穷、最可怜的市民每天生活在他们的阴影当中，成为在家的囚犯。