That's the problem lawmakers are wrestling with amid hearings and federal investigations of the Upper Big Branch mine blast in West Virginia and the BP oil rig collapse in the Gulf of Mexico.
To counter the problems in electricity adjustment of"Qilu high sulfur coke re- placing oil project"in Shengli Refinery of Qilu Branch Co.
针对中国石化齐鲁分公司炼油厂高硫焦代油项目电气部分调试中遇到的问题。
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Methods Emergent hepatic arterial catheterization was performed in 15 cases of spontaneous rupture of HCC, using sponge gelatin, iodized oil, silk thread and coil to embolize blooding arterial branch.