Do the following to ensure the safe operation of your smoke detector: if your smoke detector is working properly, the red light should be on.
为确保您的烟雾探测器的安全运行，请执行以下操作：如果烟雾探测器正常工作，则红灯常亮。
"When you look at the biology, there is no safe level of exposure to tobacco smoke," he says.
他还说：“当你看了生物学以后就会发现，任何级别的烟雾含量都是不安全的。”
There is no safe level of secondhand smoke for nonsmokers. Don't expose your children to secondhand tobacco smoke.
别让你的孩子吸二手烟。
The 700-page Surgeon General's report found there was no safe level of exposure to cigarette smoke - whether you deliberately inhale or breathe it in second hand.
在首席外科医生700页的报告中显示，不管你是否谨慎小心地吸入或呼出二手烟，只要你周围有烟草的烟雾，你就不可能不受伤害。
Proposes using an air curtain to control smoke spreading for safe escape of the audience.
提出利用空气幕控制火灾烟气扩散的方法，以达到安全疏散观众的目的。
Regular exercise is ideal for any pregnant women who smoke as it's obviously safe and the benefits are enormous.
规律性的锻炼对于任何吸烟的怀孕女性来说都是理想的，应它明显安全而且益处很大。
There is some excellence of magnesium hydroxide (MH) as flame retardant, such as reducing smoke, cheap price, the high temperature of resolving and safe stuff, etc.
氢氧化镁阻燃剂具有阻燃、抑烟、填充安全、价格低廉等优点，因而成为阻燃剂研究领域最活跃的研究课题之一。
"This means that no level of smoking, or exposure to secondhand smoke, is safe," says Dr.
“这意味着零吸烟水平或不接触二手烟是安全的，”Crystal博士说。
Bag can be changed without stopping the eqiopment. Easily operated, safe and reliable, ideal equipment for resolving smoke and dust separation of furnace.
该设备可不停机分室换袋，操作简单，安全可靠，是解决炉窑烟气除尘的理想设备。
When you look at the biology, there is no safe level of exposure to tobacco smoke, "he says."
他还说：“当你看了生物学以后就会发现，任何级别的烟雾含量都是不安全的。”
Cover your mouth with an anti-smoke respirator or a wet towel due to the heavy smoke and crawl to a safe place along the wall. Just wave something colorful when you call for help.
烟雾很大时，可利用防烟面罩或将毛巾浸湿捂住嘴鼻，沿墙弯腰爬行至安全疏散口。
Meanwhile there are the constant temperature system, the water-cooling system, the smoke outlet system and safe guarantee measure designed for it.
同时配备有恒温、水冷系统、排烟系统和安全保障措施等一系列的辅助设计。
The fire movement, smoke spread and control, method of fire compartmentation, usage of finishing materials as well as safe evacuation of people have been discussed and analyzed.
针对相连接部位开口处的防火分隔失效时人员能否安全疏散进行评估，研讨人员安全疏散评估过程中所采用的定性分析和定量分析方法。
The fire movement, smoke spread and control, method of fire compartmentation, usage of finishing materials as well as safe evacuation of people have been discussed and analyzed.
针对相连接部位开口处的防火分隔失效时人员能否安全疏散进行评估，研讨人员安全疏散评估过程中所采用的定性分析和定量分析方法。
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