boost up向上推boostv.提高；增加；鼓励；举起；为...做宣传n.增加；推进；鼓励boost pressure gauge升压压力表boosted profiled bar增强型钢boosting accelerator[化] 助促进剂boosting interrupter传爆隔离装置boost car production增加汽车产量boosted conductivity提升电导率boosted boost circuit升压增音电路Boost/Buck chopper升／降压斩波电路boosting intake valve增压进气阀boost pressure sensor加压传感器