这现象一直持续,直到微粒达到巨石或者是微型小行星的大小。
This goes on until the particles get to the size of boulders or small asteroids.
中国的第一个行星探测器,“萤火虫1号”微型轨道飞行器,也将搭载在“火卫一步兵”上飞往火星。
China's first planetary probe, the tiny Yinghuo 1 orbiter, will also hitch a ride to Mars with Phobos-Grunt.
微型直流行星齿轮减速器减速电机该型号产品多用于电动工具,电动门窗,环画灯箱广告,仪器仪表以及其他传动设备。
DC micro motor deceleration planetary gear reducer the models used for power tools, electric doors and Windows, painting light box advertising ring, instrumentation, and other transmission equipment.
微型直流行星齿轮减速器减速电机该型号产品多用于电动工具,电动门窗,环画灯箱广告,仪器仪表以及其他传动设备。
DC micro motor deceleration planetary gear reducer the models used for power tools, electric doors and Windows, painting light box advertising ring, instrumentation, and other transmission equipment.
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