PB：功率孔

“Power Bore”一词在商业和产品领域广泛应用，其缩写“PB”便于快速书写和日常使用。该术语的中文含义是“功率孔”，常用于描述涉及功率传输或机械设计的核心部件，简洁且易于识别。

In this essay, the technology of electromagnetic inductive setting and inductive power supplying in bore is adopted to construct the small-caliber induction fuze.
感应装定技术是实现引信智能化设计的核心，本文采用膛内电磁感应供能、信息装定作为小口径空炸引信感应装定技术。
Research advances in modern operation power device of skull bore
手术动力装置&颅骨钻的研究进展
In the early years of Eastern Han Dynasty, the class of meritorious military officials formed who possessed strong political power and economic foundation and bore high social status and privileges, with the meritorious military officials as its main force.
东汉初年，一个以功臣为主体，拥有强大的政治势力和经济基础，具有高等的社会地位和特权的新社会阶层&功臣阶层形成了。
Measurement of Radiated Power in Positive Column of Narrow Bore Low Pressure Mercury Discharges
细管径低气压汞放电正柱辐射功率的测量
Power Compensating in Inductance Quenching of Taper Bore of Spindle
机床主轴内锥孔感应淬火功率补偿

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