有道词典
网络释义
- 1. planetary ring: 行星环
- 2. axle planetary ring gear: 车桥行星齿圈
- 3. planetary ring gear: 行星齿圈
更多释义
例句
- 1.L the Ring nebula in Lyra is the best-known of the planetary nebulae.
l天琴座中的环状星云是最著名的行星状星云。
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- 2.This particular planetary nebula, pictured above and designated Shapley 1 after the famous astronomer Harlow Shapley, has a very apparent annular ring like structure.
上图中的行星状星云叫做Shapley 1以著名天文学家Harlow Shapley的名字命名,它有非常明显的环状结构。
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- 3.The internal teeth of the ring gear mesh with the planet gear teeth. Thus, the ring gear rotates with the other parts of the planetary gear system.
内齿圈的内齿与行星轮的齿啮合。因此,内齿圈随着行星轮系统的其他配件旋转。
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