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- falling rock warning device 落石警报装置
- He dodged the falling rock and escaped unhurt. 他闪身躲过了滚落的岩石，安然脱险了。
- Several people are crushed to death by the falling rock. 有几个人被落下来的岩石压死了。
- She dodged the falling rock and escaped unhurt. 她闪避了那块掉落的石头，安然无恙。
- Every savings bank is installed with an automatic warning device. 每个银行储蓄所里都设有自动报警装置。
- The falling rock just missed my head. 落下的石头差点击中我的头。
- Several people were crushed to death by the falling rocks. 有几个人被落下来的岩石压死了。
- Several people were crushed to death by the falling rock. 有几个人被落下来的岩石压死了。
- The invention provides a vehicle warning device for alerting the driving safety of a driver and avoiding accidents. 本发明提供一种汽车警示装置，以提醒驾驶员驾车的安全，避免事故的发生。
- This road safety warning device is mainly used infra-red shading Alarm distance voice alarm, the hydraulic system. 这套道路安全警示装置主要是运用红外线遮光报警器、距离语音报警器、液压系统。
- The sign said 'Danger: falling rocks'. 警示牌上写着“危险：前有滚石”。
- They were injured by falling rocks. 他们被落石砸伤了。
- There's danger from falling rocks. 这里有石块儿崩落的危险。
- This exhibit is composed of an infrared laser, infrared receptor, a night vision snooper scope,a warning device, reflectors, guard screen, and night vision equipment, etc. 展品由红外激光器、红外接收器、微光夜视镜、报警器、反光镜组、防护网、微光照明等装置组成。
- This exhibit is composed of an infrared laser, infrared receptor, a night vision snooper scope, a warning device, reflectors, guard screen, and night vision equipment, etc. 静电发生器这是一种能产生静电高压的设备。它的顶部是一个球型的高压电极，在下部底箱内有一直流高压电源。
- The optical gain and aberration characteristics of immersion lens are analyzed hosed on FOV and optical gain of optical systems used in laser warning device. 摘要从激光探测告警光学系统的视场和光学增益出发，分析了浸没透镜的光学增益和像差特性。
- The clatter of falling rock was louder, punctuated by the gruff talk of men at work. 岩石落下的轰隆声更加响亮，并不时地被正在干活的人的生硬谈话所打断。
- He managed to dodge the falling rocks without damaging his vehicle. 他闪过落石,没有伤到车子。
- The type 2800 is a conductance-actuated control for detection of moisture in the oil chamber of a submersible pump motor. It is used as a warning device to indicate a seal leakage and to signal the need for preventative maintenance. 类型2800是一种潜水泵电机的润滑油室内的水分监测的电导驱动控制装置,可作为密封泄漏的警报装置,有助于判断是否需要进行预防性维修。
- Several people were crushedto death by the falling rocks. 有几个人被落下的岩石压死了。
