background loss

基本解释

The background is a loss of public confidence in the commitment and competence of government to promote food safety.
這裡的背景是，公衆對於政府保障食品安全的承諾與能力喪失了信心。
Background— Rapid loss of collateral support has been reported after percutaneous coronary intervention (PCI), leaving the myocardium susceptible to subsequent infarction.
據報道，冠狀動脈側枝循環在經皮冠狀動脈介入治療（PCI）術後即刻消失，使心肌易於遭受以後的梗死。
This approach is highly efficient and accurate for the simulation of various complex structure EDFA′s with arbitrary setup of modeling parameters. Fiber background loss or excited st…
在精確測量摻鉺光纖蓡數的基礎上將模擬和實騐結果作了對比分析竝得到郃理的一致。