警铃

There is an alarm bell on the wall.

在墙上有一个警铃。

In case of fire, don't forget to sound the alarm bell.

如果发生火灾，别忘了按警铃。

But at the end of the summer 1991, an alarm bell started to ring, discrediting the phenomenon.

但是在1991年夏末，一个打扰警铃开始响起，有了不信怀疑的现象。

Case of fire, ring In the alarm bell.

万一失火的话，请按警铃。

In case of fire,one should ring the alarm bell.

失火时，你得按警铃报警。

To ensure all the fire protection equipment to be ready for use at any moment, including fire hydrant, fire extinguisher, smoke detector, bell, controlling system.

确保所有的消防器材在任何时候都能使用，包括消防栓，灭火器，烟雾探测器，警铃，控制系统。

The alarm valve should be installed vertically. When there is a fire in the protected area, temperature rises up, pressed water jet from sprayer, and the alarm valve is initiated to jet water onto fire. After 5-20 seconds, the delayer will sent out alarming signal to ring the bell for fire extinguishing.

当保护区某处发生火灾时，环境温度升高，闭式喷头的维护敏感元件破裂，压力水从喷孔口喷出并自动启动报警阀将水直接喷向火灾发生区域，延迟器延时5-20秒后发出报警信号，带动警铃以达到报警、灭火的目的。

It is composed of ZSFZ wet alarm valve, water-power alarm bell, delayer, pressure switcher, water supply pipe, water sprayer, etc.

系统由ZSFZ湿式报警阀、水力警铃、延迟器、压力开关、水流指示器、供水管网、闭式洒水喷头、报警控制装置和信号碟阀等部件组成。

If the alarm check cocks closed, the alarm is still sound, it should check whether the verification cock tightly closed, in the alarm valve annular tank whether the accumulation of obstacles, alarm valve under the rubber flap is aging or wrinkles.

若警铃校验旋塞关闭后，警铃仍发声，则应检查校验旋塞是否关紧、在报警阀的环形水槽上是否积聚了障碍物、报警阀瓣下的橡胶是否老化或皱褶。

Of course pr maybe help enterprises reduce their bitterness and loss in the crisis, but cresses would come sooner or later, if they are not solved completely.

而危机公关的一时作用也许可以把煤气泄漏引发的警铃关掉，但是如果企业不知道解决危机的根本在于关上&煤气阀门&的话，危机的警铃还是会再次响起来的。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。