multi-stage controlled 多阶段控制
Objective To study the effect of multi stage controlled hypotension combined with hypothermia anesthesia on patients undergoing sacral tumor resection.
目的探讨多阶段控制性降压复合低温麻醉对骶骨肿瘤切除术的影响。
The mineralization is controlled by ancient karst structure and the NE-NNE oriented faults characterized by multi-stage activity.
矿化受古岩溶构造及具多期活动的NE - NNE向断裂控制。
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