环球仪的英文

ring-and-ball apparatus

• 环球:    round the world
• 仪:    appearance; bearin ...
• 环球仪器:    universal instrume ...

例句与用法

1. Standard test method for softening point of hydrocarbon resins by automated ring and ball apparatus
   用自动环球仪测定烃类树脂软化点的标准试验方法
2. Standard test methods for softening point of resins derived from naval stores by ring - and - ball apparatus
   用环球仪测定从松脂制品中取得的树脂的软化点的标准试验方法