Data is loaded into the KVp digital to analog converter on A4 and A8.
这个数据会被载入A4和A8区的数模转换器。
Output KVp is selected by the microprocessor prior to the start of X-ray.
在开始X线放射之前通过微处理器选择输出千伏值。
Aim: To explore the appropriate dose of the verapamil and propranolol in kalium cardiaplegia(KVP) by observation of the effect on the function of ischemic immature rat heart and compared with ST.
目的：观察含不同剂量维拉帕米和普奈洛尔的钾停搏液对未成年缺血心脏保护效应并与高钾停搏液比较，探讨适宜剂量。
Aim: To explore the appropriate dose of the verapamil and propranolol in kalium cardiaplegia(KVP) by observation of the effect on the function of ischemic immature rat heart and compared with ST.
目的：观察含不同剂量维拉帕米和普奈洛尔的钾停搏液对未成年缺血心脏保护效应并与高钾停搏液比较，探讨适宜剂量。
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