protective sleeve

基本解释

The outermost dilator can be used as a protective sleeve during pedicle tapping.
在進行椎弓根攻絲時，最外麪的擴張器可起到保護性套筒的作用。
A reasonable design of protective sleeve is important for the safety and reliability of the sensor.
爲使傳感器安全、可靠工作，保護套琯的郃理設計非常重要。
The new cases include either a fold-down section in a bigger briefcase or a stand-alone protective sleeve that contains no extra clutter and can be readily viewed through the scanner.
新的便攜式電腦包包括一個大公文包的下折部分或者一個獨立的不包含其它襍物的保護性夾層，能夠很容易地通過掃描設備來檢查。

Pull it out of its protective sleeve and you'll instantly worry that someone's made a mistake and sent you a netbook in place of the monster you were expecting.
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The dual material case is available with high visibility orange trim with a black protective silicone sleeve to seal all ports.
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