欧洲石器时期最大的土木防御工事位于威尔特郡的西尔布利山。Europe's biggest Stone Age earthworks are at Silbury Hill in Wiltshire.该防御工事能抵御当时所使用的各种进攻手段。The fortress was proof against the techniques of attack then in use.该团在等待敌人进攻之时,加强了防御工事.The reg...
They go for decorous walks every day in parks with their nanny.他们每天都和保姆一起在公园里散步,表现得很有教养。The tete - a - tete was decorous in the extreme.这次私下会面极为体面.To feel, or feign, decorous woe.感到或装作适当的悲伤....
Soviet Eduard Shevardnadze is coming to Washington on Friday.苏联外长谢瓦尔德纳泽星期五来华盛顿.According to ITAR - TASS, Eduard Shevardnadze made the denial in a press conference held in Tbilisi.据俄塔社报道,谢瓦尔德纳泽是在第比利斯举行的记者招待会上作上述表示的....
分接头控制是换流器控制系统中重要组成部分.The tap changer control system is important component of converter control system.反用换流器用于变直流电为交流电的仪器.A device used to convert current into alternating current.转换器 、 换流器之硬体驱动系统.The hard - ware of driv...
关于简并振动的数目的问题,还需要做进一步的研究.As to the number of degenerate vibrations some further considerations are necessary.在共振时,阻尼可能限制稳定振动的振幅.Damping wakes possible finite steady - state vibration amplitude at resonance.管乐器的声音是由振动的气柱产生...