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Align adapter bushing or gear operator (3) bore with valve stem (5).
用阀门的阀杆(5)对准适配器衬套或持论操作机构(3)镗孔。
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A graphite filled cast iron rod bushing is standard on 8 "bore."
阿满石墨铸铁连杆衬套是8标准“孔。”
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A graphite filled cast iron rod bushing is standard on 8 "bore."
阿满石墨铸铁连杆衬套是8标准“孔。”
youdao