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运用领域：手机外壳、皮带扣、合页、浴室门夹、下水器、喷淋头等。
Application fields: mobile phone casing, belt buckles, hinges, bathroom door clamps, drain strainers, shower heads.
youdao
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运用领域：手机外壳、皮带扣、合页、浴室门夹、下水器、喷淋头等。
Application fields: mobile phone casing, belt buckles, hinges, bathroom door clamps, drain strainers, shower heads.
youdao