The controlling cabinet is sealing and applicable in severe dust environment.

控制柜采用密封形式，适用于恶劣的粉尘环境。

youdao

Same as a, but added circumferential seal, can be used in heavy dust environment.

与A型相同，但增加圆周密封，可应用于多粉尘环境。

youdao

AC input module reliability, suitable for oil mist and dust environment of the poor.

交流输入模块可靠性好，适合于有油雾、粉尘的恶劣环境下使用。

youdao

Next year, NASA is to launch a demonstration mission to test optical laser communications in conjunction with the LADEE (Lunar Atmosphere and Dust Environment Explorer) mission to the moon.

FORBES: Future Of NASA's Aging Deep Space Network Lies In X-Rays And Lasers

The "Mona Lisa" experiment was transmitted at a slow data rate of about 300 bits per second, but the "pathfinding achievement sets the stage for ... high data rate laser-communication demonstrations that will be a central feature of NASA's next moon mission, the Lunar Atmosphere and Dust Environment Explorer, " said Goddard's Richard Vondrak, the orbiter's deputy project scientist.

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Stardust was commanded to take more than 70 high-resolution pictures, and the dust analysis instruments investigated the environment around the comet.

BBC: Stardust probe finds 'subdued' comet crater