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- A simulation model is developed to estimate acoustic field in the anechoic tank, taking into account secondary reflection, variation of absorption coefficient with respect to the incidence angle, and effects of directional sources. 利用虚源方法建立了消声水池声场计算的声场模型,该模型考虑了二次反射、吸声系数随入射角变化、有指向性声源等多种情况。 利用声场模型对水池的声场进行了计算,分别考虑了点声源、吸声系数随入射角变化、二次反射和指向性声源等情况。
- Acoustic reflection measurements and calibration of elastic spheres in an anechoic tank 消声水池中弹性球回声的测量与标定
- He is siphoning out petrol from a tank. 他在从油罐里吸出汽油。
- I need a funnel to pour petrol into the tank. 我需要一个漏斗把汽油灌进油箱。
- Please run off the water from the tank. 请把桶里的水放出。
- He has filled up the tank with petrol. 他已给油箱装满汽油。
- Is there any water left in the water tank? 水箱里还有水剩下吗？
- The gas is stored under pressure in the tank. 该气体在压缩状态下贮存于罐中。
- He fed the storage tank with gasoline. 他往储油罐里加满汽油。
- anechoic tank 消声水池
- Every apartment house has a water tank on its roof. 每栋公寓房子都有一个水塔。
- Our tank regiment thrashed the enemy troops. 我们的坦克团把敌军打得落花流水。
- The turret of the tank turned left. 坦克的炮塔转向左边。
- He became a trooper in the Royal Tank Regiment. 他当上了皇家坦克团的装甲兵。
- He has filled up the tank with gas. 他已给油箱装满了汽油。
- Will you tank up my car immediately? 请你立即给我的汽车加满油好吗?
- Noise is measured in an anechoic room. 噪音值是在无音室中的测量值。
- The tank (got) bogged down in the mud. 坦克陷入泥沼之中。
- We drove there and back on one tank of petrol. 我们开车到那里来回用了一油箱汽油。
- You will need to pump hard for several minutes to fill the tank. 你需用泵著实抽吸几分钟，才能把油箱灌满。
