oil spring的相关资料：
临近单词
oil can
oil
oil-impregnated paper insulation power cable
oil-immersed forced-air cooled transformer
Oil exploration is inherently probabilistic.
oil-free ultra-high vacuum exhaust station
oil-immersed water-cooled selenum rectifier
oil-free ultra-high vacuum coating equipment
oil-modified glycerol-maleic anhydride resin
oil-immersed power and distribution transformer
oilfield ground engineering information management
oil-resistant and waterproof protective clothing
