BLD是什么意思啊

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BLDabbr.bleeding 出血; bright line defect 亮线缺陷; beam-lead device 梁式引线器件; benign liver disease 良性肝疾病; 形近词：bld 双语例句 1Working principle and system function of BLD type boiler leakage monitor system on line, and its effectiveness applied to fossil-fired power plant were discussed.阐述了BLD型锅炉泄漏在线监测系统的工作原理、系统功能，以及在火力发电厂中的应用效果。