减阻

减阻 [jiǎn zǔ]

1. ■ anti-drag

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常用词组

1. ■ 减阻方法 drag reduction method;

2. ■ 减阻环 anti-drag ring;

3. ■ 减阻块 relieving block;

4. ■ 减阻增速环 anti-drag speed ring