von Muffling 卡尔·冯·米夫林
sound-muffling 消音的
muffling measure 消声措施
reactive muffling 抗性消声
maze-model muffling cover 迷宫型消声罩
Theoretical design for compact laser's muffling system was given, the efficiency of silencer and its basic parameters were given. It is estimated that the apparatus designed will obtain attenuation of 31 dB.
给出了紧凑型化学激光器尾气处理装置的理论设计方案,给出了消声效率和基本参数的计算方法,设计的降噪装置至少可以实现31dB的降噪量。
参考来源 - 含氟废气处理系统装置研究Theoretical design for compact laser's muffling system was given, the efficiency of silencer and its basic parameters were given. It is estimated that the apparatus designed will obtain attenuation of 31 dB.
给出了紧凑型化学激光器尾气处理装置的理论设计方案,给出了消声效率和基本参数的计算方法,设计的降噪装置至少可以实现31dB的降噪量。
参考来源 - 含氟废气处理系统装置研究·2,447,543篇论文数据，部分数据来源于NoteExpress
V-T If something muffles a sound, it makes it quieter and more difficult to hear. 压低 (声音)
Blake held his handkerchief over the mouthpiece to muffle his voice.
布莱克用手帕遮住话筒来压低声音。
V-T to wrap up (the head) in a scarf, cloak, etc, esp for warmth 包住; 裹起来
Haldon Halfmaester had wrapped a yellow scarf around his mouth and nose, muffling his voice.
“半学士”哈尔顿用一条黄色长围巾包裹住口鼻，声音变的沉闷。
But muffling gasoline engines reduces their power to such an extent that the plan is impractical.
但消声汽油发动机降低了他们的权力，如此的程度，这个计划是不切实际的。
The results show that spongy aluminium alloy has an advantage of muffling the noise caused by air power.
结果表明，泡沫铝在消除空气动力噪声方面具有优越的性能。
词组短语
应用推荐