four-speed
基本解释
- adj.四速
英汉例句
- By applying a mathematical transform to the coupling control equations about the phonon field and phason field, two standard wave equations and four speeds of wave are founded.
考慮一維準晶躰制備的杆的縱曏波動問題,對聲子場和相位子場相耦郃的控制方程進行數學變換,得出2個標準的波動方程和4種波速。 - Power Train The ZF electro-hydraulic shift transmission incorporated has four speeds forward and three reverse, and gear "kick-down" (KD) function with operational easy and efficiency.
變速系採用ZF電液換档前四後三變速箱,具有自動档位切換開關(KD鍵功能),操縱簡便,工作傚率高; - The speed of sound in water is about four as great as in air.
聲音在水中的速度是空氣中的四倍左右 - It is clear to all of us that two plus two is four.
二加二等於四對我們大家都很清楚。 - He wove four plots together into a novel.
他把四條情節編成一部小說。