标签:Bomb - 英国华人论坛

education

Triggering the bomb

The only protection is to keep the mass of U-235 below a certain "critical" size. Scientists had to calculate this size—they could not experiment in a laboratory to find it out. The bomb had to be made in two parts. Each part would be below...英国华人论坛

education

About the atomic bomb

They were filled with TNT, a powerful explosive, and they weighed a ton, 2,000 pounds, each. Then on August 6, 1945, an American air-plane dropped a single bomb on the city of Hiroshima, in Japan. Unlike t n t bombs, this one was made to exp...英国华人论坛

education

Altitude Aerospace helped Bombardier solve crisis

Dimitri Gauthier-Arapoglou, director of marketing and business development for the 7-year-old engineering firm, said Altitude Aerospace came to the rescue by shedding 220 pounds — about 100 kilos — from the combined weight of eight doors o...英国华人论坛

communication

What do you do if there’s a bomb in the building?

Having arrived on Tuesday morning; myfirst pre programmed thought was to visit the venue in advance of theOpening Leadership keynote on Wednesday morning. This was to provedifficult as we were to learn that a bomb had been found in the Grand...英国华人论坛

DIY

Bomb Blankets/Ballistic Blankets - How can they pro

A Ballistic blanket or a bomb blanket is a particular blanket that is specifically designed to protect some life from bullet attacks, metal fragment, shrapnel, and etc. This ballistic blanket is commonly used in the military including used...英国华人论坛

health

A Tik-King Time Bomb

Bright, shiny and almost invincible. This is how tik makes the user feel. Suddenly she's the most attractive, confident, creative, fascinating woman and has boundless energy to tackle even the most menial chores. In fact, even washing laundr...英国华人论坛

business

Dot Bomb - Trend or Lesson?

We have been made very aware through different forms of media that some of the big names on the Internet have closed their doors. The sale of personal computers and IT job availability in many countries has slowed down.After every boom; ther...英国华人论坛

business

Avoid a Time Bomb: Sexual Harassment

Among the myriad subjects now commonly addressed in employee training is harassment. Sexual harassment, as well as age, disability and race discrimination, are among the types of harassment employees experience in the workplace. But it wasn'...英国华人论坛