词汇	钢背轴承
释义	钢背轴承 steel-backed bearing
随便看	first-order climatological station first-order closure first-order closure model first order color First-order compensation first order condition first-order condition first-order constraint qualification first-order control first-order control system first order correction first-order correction first order corrections first-order correlation first-order correlations first order crystallization first-order cybernetics first-order cycle first order decay first order delay first order dependence first-order dependence first order derivative first-order derivative first order derivative chromatography