Be sure that you do not remove metal when cleaningring grooves or oil slots.
清洁活塞环槽或油环开缝，绝对不能损伤金属部分。
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The dirt scraped by the fine wires is not remained in cleaningring; therefore, the cleaning effect is better.
本装置由于经细丝刮除的污垢不会滞留在清洗环内，清洗效果更好。
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From using baking soda to clean a dirty sofa to making your engagement ring sparkle with toothpaste, experts have Shared their best cleaning hacks. Take note!