The metal framework also allowed zeppelins to be built much larger than a gas-filled blimp .
金属框架也允许硬式飞艇要比充气软式飞艇建的更大。
Other companies experimenting with airborne power generation include sky windpower , which is building flying generators , and magenn power , which uses a helium blimp to carry turbines .
A blimp can be stored in the back of a jeep , driven to a suitable location , launched in a couple of hours and winched down again even faster .
一只气球飞艇能收在吉普车的后箱中，等行驶到合适的地点后，安装升空只需几小时，收下来则更快捷。
Indeed , to war ds the end of 2004 , when a blimp broke its tether north of baghdad and started to drift towards iran , the american air force had trouble shooting it down .
事实上，2004年末，巴格达北部一气球飞艇的绳子断了，开始向伊朗飘移，美国空军为把它击落大费周折。
Moreover , they usually stay aloft even when punctured : the pressure of the helium inside a blimp is about the same as that of the air outside , so the gas does not rush out .
