This product is manufactured by powder metallurgy through compacting and pressure working.本产品系采用粉末冶金方法经压坯和压力加工而制成.Self - compacting concrete ( SCC ) is a kind of high - performance concrete with high workability.自密实混凝土是一...
The aircraft bumped along erratically without gathering anything like sufficient speed.飞机忽上忽下，飞行很不平稳，根本未达到应有的速度。Faber found his boastfulness irritating. " How many enemy aircraft did you shoot down? "费伯被他的吹嘘激怒了. “ 你打下几架敌...
Air can be pumped into the diving suit to increase buoyancy.可以给潜水衣充气以增大浮力。She was released from hospital yesterday after having her stomach pumped.洗胃之后，她昨天出了院。Teenage disco music pumped out at every station.每一站都喧闹地播放着十几岁...
Tryptanthrin is a kind of indole quinazoline alkaloid.色胺酮属吲哚喹唑啉类生物碱.Use: Used as an analytical reagent, to determine alkaloid and cesium.用途:分 析试剂, 生物碱和铯盐的测定.Quinine: Alkaloid found in the bark of cinchona trees and shrub...
When depressed, they dramatically overindulge in chocolate and sweets.情绪低落的时候，她们就疯狂地猛吃巧克力和糖果。Tourist numbers from across the pond have dropped dramatically.来自大西洋彼岸的游客数量已急剧减少。She bowed dramatically. "Anastasia Krupnik, at...