| 1. | Danger signals for work places - auditory danger signals
工作场所的险情信号险情听觉信号
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| 2. | A red lamp is often a danger signal
红灯常常是危险的信号。
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| 3. | Ergonomics - system of danger and non - danger signals with sound and light
人类工效学险情和非险情声光信号体系
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| 4. | Ergonomics - visual danger signals - general requirements , disign and testing
人类工效学险情视觉信号一般要求设计和检验
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| 5. | Ergonomics - danger signals for public and work areas - auditory dangersig nals
人类工效学.公共和工作场所险情信号.险情听觉信号
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| 6. | Ergonomics - danger signals for public and work areas - auditory danger signals
人类工效学.公共和工作场所险情信号.险情听觉信号
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| 7. | Safety of machinery - visual danger signals - general requirements , design and testing
机械的安全性.视觉损害信号.一般要求,设计和试验
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| 8. | Safety of machinery - auditory danger signals - general requirements , design and testing
机械的安全性.危险声信号的一般要求设计和试验
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| 9. | Safety of machinery . visual danger signals . general requirements , design and testing
机械的安全性.可视的危险警报信号.一般要求设计和试验
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| 10. | As we are all acutely aware , danger signals concerning the state of our public finances have been flashing
相信大家都知道，本港的公共财政正亮起红灯。
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