protection of watches or clocks
protection of watches or clocks
[专利英汉词典]
protection of watches or clocks【物理】
发条上 得 太 紧,表 或 时 钟 保 护
是什么意思,protection of watches or clocks的解释,protection of watches or clocks的翻译
protection of watches or clocks
[专利英汉词典]
protection of watches or clocks是什么意思,protection of watches or clocks的解释,protection of watches or clocks的翻译