lubriator
(1)润滑器
(2)注油器，油壶
(3)润滑剂

• diamagentic
• diamagnet
• diamagnetic anistropy
• diamagnetic gas
• diamagnetic shielding
• diamagnetic substance
• diamagnetism
• diamantin[e]
• diameter
• diameter feedback control
• diametral
• diametral pitch
• diamond
• diamond antenna
• diamond anvil cell
• diamond blade
• diamond-charged ring tool
• diamond-charged saw
• diamond cutter
• diamond dust
• diamond grit
• diamond-impregnated tool
• diamond lap
• diamond lattice
• diamond-mesh reflector