题目内容

装载机转斗油缸为()活塞式结构。

A. 双作用
B. 交叉作用
C. 混合作用
D. 单作用

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()不是按啮合情况分的齿轮传动。

A. 齿轮传动
B. 斜齿圆柱齿轮传动
C. 螺旋齿轮传动
D. 人字齿圆柱齿轮传动

防止变速器同时挂上两个档的装置为()。

A. 互锁装置
B. 自锁装置
C. 倒档锁
D. 同步器

除锈液和除锈膏等材料一般用于()除锈方法中

A. 手工
B. 电动除锈机
C. 水喷沙
D. 化学

Each port that is configured to use LACP has an LACP port priority. Which statements are true about LACP port priority? ()

A. Port priority value can be configured between 1 and 65535.
B. A higher port priority value means a higher priority of LAC
C. Port priority can be configured so that specific links can be chosen as active links rather than the hot standby links within the port channel.
D. LACP uses the port priority with the port number to form the port identifier.
E. LACP Port priority default value should always be changed

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