Principles of operation, instrumentation, and nuclear medicine regulations are also discussed.
操作，器械操作和医疗辐射学规章的原则也被讨论。
In the three principles of the commercial Banks' operation, profit is the primary principle.
商业银行经营的三大原则中，盈利性是商业银行的首要原则。
The operation principles of the antenna and feed are described in this paper.
介绍该系统天线馈源的工作原理。
The operation principles of the antenna and feed are described in this paper.
介绍该系统天线馈源的工作原理。
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