'Www hk' presentation slideshows

Organized by :

Organized by :. Hong Kong Certification Centre (HKCC) ??????. Speaker: Raymond Yue Certification and Surveillance Manger IRCA QMS auditor. ???? ????? 2013-10-20 18 ? 00 ?. ???? ????? 2013-10-20 18 ? 00 ?. LED Advantage. Light of the desired color Turn on instantly

372 views • 24 slides

Bringing Science Alive ? ???? ? ????

267 views • 16 slides

Summary of Electromagnets

277 views • 13 slides

Deadly oil spills happen because science and engineering are not perfect.

Deadly oil spills happen because science and engineering are not perfect. People died in the explosion, including some from Baton Rouge. Animals died due to oil coating. Oil spills occur all over the world. We do a lot with oil! . ? Grow food. Drive cars.?. ? Collect trash. .

199 views • 7 slides