gravity heating tube 重力式热管
gravity station tube 泥浆比重测定计
gravity thermal tube 重力热管
gravity sampling tube 重力取样管
The main section was a narrow tube filled with electronics and crew members living in zero gravity.
其主要部分是一个载满电子设备和飞行员的狭小的管道，以供他们在失重情况下生活。
If a large amount of water to form droplets, the water can be converted to gravity, the goose can produce vertical tube.
如果水量大，形成水滴时，即可转化为重力水，便能生成垂直的鹅管。
The technological process of ACI gold plant, the tube gravity concentrator and the pulse-jet method all have peculiarities.
其中如阿希提金流程、管式金属富集器、脉冲-射流方法等都很有特色。
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