Oil platforms are among the largest movable manufactured structures in the world -- some of the bigger ones displace 44 000 tons ( 40 000 metric tons ) of seawater .
It 's a movable meadow made of various colours and types of artificial and natural grasses , from golf green to tennis red , arranged to resemble an oriental rug .
Using the same idea as an ink-jet printer , it jets laser-guided droplets of cells and scaffold material onto a movable platform .
就像喷墨打印机一样,它把激光导引的细胞小滴和支架物质喷在一个可移动平台上。
When it 's hung on a movable stand , you can take it with you to the bathroom or on a stroll down the hall .
当它被挂在可移动的架子上时,你可以带上它去洗手间或者在大厅里漫步。
Recognising that global warming will make any line based on the watershed of a glacier temporary , the understanding with austria has for the first time introduced the concept of a movable border .
The axial component of the vortex beam 's thermal force pushes particles along the pipeline , and a movable mirror can control the direction of the beam for aiming particles at targets located up to a meter away .
One of the most common zoom lens designs divides the optical assembly into two sections , a fixed focal length focusing lens and an afocal zoom system consisting of a series of fixed and movable lenses .