Resistance of ducting
[化] 管道阻力; 管道压力损失
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
管道, 导管
🗣️ 情景例句
You're the only one
你是我们当中唯一
Do I have to go to a hospital?
我应该住院
Economy is one powerful motive for camping, since after the initial outlay upon equipment,
图省钱是露营的一个主要动机，因为除了开始时购置或是租借一套露营装备外，