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传动链末级采用丝杠传动的天线转速较低。
The rotating speed of antenna is low when the antenna is driven by lead screw.
youdao
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本实用新型涉及一种丝杠传动装置。
The utility model relates to a driving device with a screw rod.
youdao
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本实用新型涉及一种丝杠传动装置。
The utility model relates to a driving device with a screw rod.
youdao