安zhòngyīngguànyòngduǎnyù:
| - ān quán dǎo háng biāo clearing marks
- ān quán dǎo háng xiàn clearing line
- ān quán gōng zuò fùhè safety working load (SWL)
- ān quán gōng chéng xué safety engineering
- n. ān quán dài、 bǎo xiǎn luó shuān . a safety harness, bolt
- ān quán dài zì dòng jiě tuō qì automatic safety belt release
- n. ān quán dài（ rú gāo kōng zuò yè yòng de） . strap securing a person, eg sb working on a high building
- ān quán mào mào tào safety hat covering
- ān quán mào dēng safety cap lamp
- ān quán zuò emergency seat
- ān quán xìng jiān shì qì security monitor
- ān quán jīng tàn hào safety alert symbol
- ān quán guàn lì safe practice
- ān quán jié zhǐ fá safety shutoff valve
- ān quán shǒu diàn tǒng safety torch
- ān quán chéng zài néng lì safe capacity
|
|
|