crown gear
[电信英汉词典]
crown gear冕状齿轮
是什么意思,crown gear的解释,crown gear的翻译
[专利英汉词典] crown gear
[机械英汉词典] crown gear
[机械工程英汉词典] crown gear
[海运英汉词典] crown gear
[船舶英汉词典] crown gear
[进出口英汉词典] crown gear
crown gear
[电信英汉词典]
crown gear是什么意思,crown gear的解释,crown gear的翻译
[专利英汉词典] crown gear
[机械英汉词典] crown gear
[机械工程英汉词典] crown gear
[海运英汉词典] crown gear
[船舶英汉词典] crown gear
[进出口英汉词典] crown gear