结论高三尖杉酯碱联合低剂量阿糖胞苷治疗慢粒白血病急变简便，经济，有效。

Conclusion The combination regimen of HHT and Ara cis effective and economical in patient with late chronic-phase chronic myelogenous leukemia(CML).

具有工业意义的油气田均位于构造隐性急变带与中新生代盆地的立交地段。

The most of oil fields with industrial index are also located at the cross districts between basin and tectonic recessive geochemical boundaries.