This paper introduced the microbial harm of oil field water injection systems and its preventive and curing measures, the developing channel of biocides and the evaluation of the treatment effect.
介绍了油田注水系统中微生物的危害、防治方法，微生物杀生剂的开发途径以及杀生剂处理结果的评价。
The water injection well of sandstone reservoir may succeed more than production well if taking acid fracturing treatment because reducing of effect closed pressure on acid etching fracture.
由于降低了酸蚀裂缝的有效闭合压力，砂岩储层注水井酸压比生产井酸压更可能获得成功。
Conclusion Improving the local blood flow and reducing the brain water content, injection of urokinase via carotid artery is effective in treatment of cerebral venous sinus thrombosis.
结论应用颈动脉注射尿激酶栓治疗静脉窦血栓效果肯定，即使治疗不能开通静脉窦，局部脑血流量及脑含水量仍有明显改善。
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