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Check Valve timing and adjustment. A.
检查气门正时并调整。
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Valve for the hydraulic rod to mention, the automatic adjustment of valve clearance.
气门提杆为液压式，气门间隙不是手动调节。
youdao
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Valve for the hydraulic rod to mention, the automatic adjustment of valve clearance.
气门提杆为液压式，气门间隙不是手动调节。
youdao