high speed gear的相关资料：
临近单词
high bulk
high
High and stable-- yield breeding
high pressure consolidation grouting
highest-ranking imperial concubine
high-velocity liquid jet machining
high-speed hydraulic forging press
high viscosity glue spraying machine
high-accuracy pulse width catching
High-Energy LASER Assessment Board
high-heat and high-speed compost
high - resolution continuum source
