当加州理工学院的研究人员把银加入微量合金混合物中后，它们就能够将玻璃棒的厚度提升到六厘米了。
When Cal Tech researchers added silver to the microalloy mix, they were able to expand the thickness of the glass rods to six millimeters.
在实验开始时，在水箱中搅动的是一支参考桨（用于初始化，是一种标准的、平板形、宽度分别为两厘米、六厘米或者是八厘米的桨叶）。
On the first run, the tank was stirred with a reference paddle (initially, a standard, flat shape with a width of two, six or eight centimetres).
此图显示了如何由六重消融术治疗直径2 - 3厘米的肝肿瘤。
Drawing shows how liver tumors 2-3 cm in diameter are treated by six overlapping ablations.
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