每块阿伦德碎片样本都覆盖着一层黑色的、玻璃样的熔壳,这层熔壳是在它们的外表面与地球大气层摩擦减速中熔化形成的。
Individual specimens of Allende are covered with a black, glassy crust that formed when their exteriors melted as they were slowed by Earth's atmosphere.
通过分析和实践,对搪玻璃反应罐减速机支应进行改进。从而方便了减速机与支座的安装。
After analyzing and practicing, retarder's supports for glassed steel chemical reactor were improved so as to make convenient for the retarder and supports installation.
以针轮摆线减速机为主体的传动装置,是用以驱动搪玻璃反应罐搅拌器的部件。
The driving device is the component whose main body is a pin gear Cycloid reducer to drive the agitator of the glass-lined reactor.
以针轮摆线减速机为主体的传动装置,是用以驱动搪玻璃反应罐搅拌器的部件。
The driving device is the component whose main body is a pin gear Cycloid reducer to drive the agitator of the glass-lined reactor.
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