方法对164例慢性腰背痛患者经ct诊断或手术证实或随访后查明病因者的CT资料进行回顾性分析。
Methods ct images we re retrospectively analyzed in 164 cases of chronic low back pain. All the cases were diagnosed with ct imaging, or confirmed by operation, or proved in follow-up.
马萨诸塞剑桥Broad研究所正在对美国真菌的基因组进行测序，待测序完成后，将该基因组与欧洲真菌的相比较，试图查明美国真菌对蝙蝠如此致命的原因所在。
The genome of the suspect American fungus is currently being sequenced at the Broad Institute in Cambridge, Massachusetts.
必须严格遵守操作规程，操作时如发现有异常现象应立即停止工作，查明原因。有故障必须在排除后再继续工作。
Must strictly abide operate specification, should stop work immediately and identify the reason when have a unusual phenomenon in working. Start work again after clearing of fault.
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