State of railway vehicles - superstructure and special equipment of vehicles - part 1 : vehicle superstructure 铁路车辆状态.车辆的上层结构和特殊设备.第1部分:车
Standard specification for straight - beam ultrasonic examination of plain and clad steel plates for special applications 特殊设备用的普通钢板和包覆钢板的直波束超声探伤检验的标准规范
State of railway vehicles - superstructure and special equipment of vehicles - part 3 : steps , handles , hand rails , ladders , railings 铁路车辆状态.车辆的上层结构和特殊设备.第3部分:台
He said that if someone needed a device to do some kind of work , just ask and it would be invented 他说如果有人根据工作所需某种特殊设备,可以到他的公司订做。他的公司将为其发明制造。
This fact is not apparent to the human ear ; the sound waves move too fast to hear without special equipment 这个事实对人类的耳朵很不明显。声波传播太快以至于不应用特殊设备是无法听到的。
State of railway vehicles - superstructure and special equipment of vehicles - part 6 : safety equipment for load and transport protection 铁路车辆状态.车辆的上层结构和特殊设备.第6部分:装
Erection of low - voltage installations - requirements for special installations or locations - part 723 : class - rooms with experimental equipment 低压设备的安装.特殊设备或场所的要求.第723部分:含
Maerz will supply the coal firing system , hydraulic equipment as well as special equipment for the electric , measuring and control plant 麦尔兹将提供煤粉燃烧系统液压设备和电气测量及控制的特殊设备。
State of railway vehicles - superstructure and special equipment of vehicles - part 5 : moveable components of vehicle superstructure and doors except doors of passenger areas 铁路车辆状态.车辆的上层结构和特殊设备.第5部分:车
This fact is not apparent to the human ear ; the sound waves move too fast to hear without special equipment 人类的耳朵对老鼠发出的这种声音没什么反应;这个声音的声波传播速度超出了人类的听觉范围,没有特殊设备的帮助人类听不到这种声音