High speed ratio的相關(guān)資料：
臨近單詞
high heat
high
highpressure screw sprinkling diaphragm
high temperature oxidation-resistance
High-Performance Aerial Attack System
high temperature solid-state reaction
high sulfate-resistant oil well cement
high precision large-size rotary stage
high-frequency induction-heated cell
high temperature electric dust collector
High solar heat absorption capability.
high education student management system
