The company Hildebrand and Wolfmueller made the first two - wheel motorized vehicle available to the general public.海得布兰德和沃夫穆勒公司制造出首辆给一般大众用的两轮动力车辆.Philipp Hildebrand , president of Switzerland's central bank, expres...
根据协调性的要求,梁在B点的挠度应为零.Compatibility will require that the girder deflection at B be zero.结构的过大挠度可以引起覆盖面的巨大破坏.Excessive deflection in a structure may cause considerable damage to cladding.我们可以用平面压力的分析方法来确立梁中间面的挠度.We may use...
Helicopters with searchlights swept the park which was sealed off...直升飞机的探照灯来回扫射这个被封锁的公园。We illuminate the enemy plane with searchlights in order to shoot at it.我们用探照灯照射敌机为的是向其射击.The beams of the searchlights fingered th...