常見(jiàn)例句

雙語(yǔ)例句

• Self-aligning ball bearings of the mean diameter range are also available with seals (Figure 1.6) and a for-life grease fill.
  平均直逕變動(dòng)的調(diào)心球承也可帶密封（圖1.6）和一個(gè)終身油脂填充。
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