更新既快又简单，只需数分钟即可完成。
Updating is quick and easy and can be done in a couple of minutes.
胶轮采用快拆式，换装方便，仅需分两分钟即可完成。
The plastic wheel USES fast detachable type, convenient for change-over which takes only two minutes to complete.
根据我的测试，使用了IWA后，为时一小时的查询只需要三分钟即可完成。
Based on my testing, one-hour queries run in two to three minutes with IWA.
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