standard oil
短语词组
- Standard type oil seal 标准型油封
- Standard & oil tray 标准及油盘
- standard white oil 标准白煤油
- standard vacuum oil company 美孚真空石油公司
- standard fuel oil 标准燃油
- Standard hydraulic oil 液压油标准
- standard reference oil 标准参比油
- Hygienic standard for oil seeds 植物油料卫生标准
- wavelength standard -oil spectrum measure 波长 返回 standard oil