ORSO的技术专家避免采用卫星定制框架，而使用了省时的钉板盒，盒上每隔5厘米就凿了一个螺钉孔。
Shunning made-to-order satellite frames, ORSO's technologists use time-saving pegboard boxes perforated with screw-holes five centimetres apart.
通过对长江三角洲DY03孔古地磁、磁化率以及岩性分析，初步建立了研究钻孔较为可靠的年代地层框架。
With methods of paleomagnetism, magnetic susceptibility and lithological analysis, a reliable chronostratigraphic framework of core DY03 in the Yangtze River delta was established.
进而介绍了由于设计、施工等几种常见的可能引起框架桥产生裂缝的原因，并以京九线某里程段的二孔框架桥出现裂缝情况为例分析了其出现裂缝的原因及裂缝的危害性。
The author took the crack case of one of two-hole frame bridges in the Jingjiu Railway Line as an example to analyze the reasons of its crack and the danger of crack to the sa.
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