O
O =oxygen 氧
O-ring O形圈
O.S&Y.gate valve 外螺纹与轭闸阀
O.S.Y .value = outside screw and yoke valve 外螺轭阀
oakum 麻絮
OAT = outside air temperature 外部气温
objective 目标
obligated storage 专用堆放区
obscuration coefficient 减光系数
obscuration detector 减光火灾探测器
obscuration 朦胧
obscuration-type photoelectric smoke detector 减光型光电感烟探测器
observation port 观察孔
observation time 观察时间
observation tower 了望塔
observation window 观察窗
observatory 了望台
obsolescence 陈旧
obsolete fire extinguisher 报废的灭火器
obsolete 报废的
obstructed construction 有障碍结构<指建筑物的梁
obstruction to distribution 影响灭火剂应用的障碍物
obstruction to vision 视程障碍
occluded gas 吸流气体
occluded heat content 附吸瓦斯容量
occluded methane content 吸留沼气量
occluded methane 吸留沼气
occlusion 吸留
occulting light 明灭相间灯
occupance 占有人
occupancy characteristic 用房特点
occupancy classification 用房分类
occupancy fire load 占用火灾负荷
occupancy of high fire load 高火灾负荷用房
occupancy of low fire load 低火灾负荷用房
occupancy of moderate fire load 中火灾负荷用房
occupancy permit 占用许可证
occupancy rate 占用率
occupancy (建筑物
occupant capacity 容许居住人数
occupant content 占用人数
occupant density 居住密度
occupant load 居住荷载
occupant management 占用人管理
occupant protection 占用人保护
occupant response model 占用人响应模型
occupant 占用(人
occupation 占用
occupational accident 职业事故
occupational disease 职业病
occupational illness 职业病
occupational injury 工伤
occupational safety 职业安全
occupied room 能占用的房间
occupied story 可占用楼层
occupier 占用人
occurrence index 火灾发生率
occurrence of spark 火花的产生
occurrence 事故
OCD =Office of Civil Defense 民防署
octane number 辛烷值
octane rating 辛烷值
octane 辛烷
octave band analyzer 倍频带分析仪
octet 电子八隅体
octode 八极管
OD =outside diameter 外径
ODM =outside diameter of male thread 阳螺纹外径
odometer 里程计
odor 气味
odorant 添味剂
ODP =ozone depletion potential 臭氧消耗潜势
oersted 奥斯特<磁场强度单位
off duty 不在值勤的
off gas 废气
off position 断路位置
off premises annunciating alarm 出区报警<除向本部门报警外
off shift 下班
off the air 停播
off the job safe 非工作时的安全
off-contact 开路触点
off-gas pump 除气泵
off-line operation 脱机操作
off-line retrieval 脱机检索
off-port flame 喷口外的火焰
off-road terrain 越野地带
off-road 在道路之外的
off-shore oil rig 近海石油平台
off-site watch-service 不在场值班
off-the-job safety 场〔工地
offhand 随便连在一起的
office area 办公区
office block 办公大楼
office building 办公大楼
office occupancy 办公用房
Office of Hazardous Material Transportation 危险品运输办公室
officer in charge 火场指挥员
officer training 消防官训练
officer 消防官员
official action guide 消防工作条例
official 法定的
official’s inspection lamp 行政管理人员检查用灯
Ohio Fire Chiefs Association 俄亥俄消防长官协会
Ohio State University heat release rate apparatus 俄亥俄州立大学热释放率测试仪
ohm 欧姆
Ohm’s law 欧姆定律
OHMTADS =oil and hazardous materials technical assistance data system 油类及危险物品技术援助数据系统
oil & chemical removal system 油和化学品的清除装置
oil absorbent blanket 吸油层<亲油疏水的物质
oil bath 油浴
oil burner 火油炉
oil burning system 燃油燃烧系统
oil circuit breaker 油断路器
oil cloth 油布
oil fence 水上拦油栅
oil filled 油浸的
oil fire 油类火灾
oil firing 烧油的
oil flame 油焰
oil fuel 燃料油
oil furnace 油炉
oil immersed power transformer 油浸电力变压器
oil insulated 油绝缘
oil leakage 油漏
oil level indicator 油位计
oil level 油位
oil of vitriol 硫酸
oil pit 滤油防火装置
oil platform 石油平台
oil pudding 油的集聚
oil quenching 油急冷
oil refinery 炼油厂
oil safety lamp 挥发油安全灯
oil seal 油封
oil shale 油页岩
oil spill aspirator 溢出油吸收器
oil storage yard 储油物
oil stove 油炉
oil supply line 供油管线
oil switch 油开关
oil system 液压系统
oil tank 油槽车
oil tanker 油船
oil vapor 油蒸汽
oil well 油井
oil 油
oil-filled electric transformer 油浸变压器
oil-fired boiler 燃油锅炉
oil-fired heating burner 供暖油燃烧器
oil-fired system 燃油系统
oil-fired 燃油的
oiled rag 浸油碎布
oilless circuit breaker 无油断路器
oily waste 含油废物
Oklahoma State University 俄克拉荷马州立大学
old-style sprinkler 老式洒水喷头
older adult 老人