在所述机壳的两端口分别设置有与所述轴承座相固连的护罩。
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titanium tube by employing self-made protecting cover filling with argon gas
利用自制充氩保护罩提高钛管焊接质量
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Jiangs sheath can be used as a protecting cover for any marketed insemination guns.
蒋氏细管输精枪外套可用于目前市面上各种输精枪的保护.
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The protecting canvas cover fell away in bits from the framework.
作防护用的帆布围罩,从车架上一小块一小块地被扯落下来.
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