study on characteristics of heavy impact sound insulation for the floors

1、

acoustics -- measurement of floor impact sound insulation of buildings -- part 1: method using standard light impact source

声学.建筑物的楼板冲击声音隔绝的测量.第1部分：使用标准清型冲击源的的方法

互联网摘选

2、

acoustics -- measurement of floor impact sound insulation of buildings -- part 2: method using standard heavy impact sources

声学.建筑物的楼板冲击声音隔绝的测量.第2部分：使用标准重型冲击源的的方法

互联网摘选

3、

test method for laboratory measurement of impact sound transmission through floor-ceiling assemblies using the tapping machine

用夯击机实验室测量冲击声波通过地板和天花板组合体传播的试验方法

互联网摘选

4、

study on characteristics of light impact sound insulation for the floors

地板轻量撞击声隔声特性的研究

互联网摘选

5、

acoustics -- rating of sound insulation in buildings and of building elements -- part 2: impact sound insulation

声音—建筑物和建筑物单元中隔离声音的传播速率-第2部分：隔离脉冲声音

互联网摘选

6、

acoustics -- rating of sound insulation in buildings and of building elements -- part 2: floor impact sound insulation

声学建筑物和建筑元件内声音隔绝的比率第2部分：楼板冲击声音隔绝

互联网摘选

7、

test method for laboratory measurement of the effectiveness of floor coverings in reducing impact sound transmission through concrete floors

实验室测量地板覆盖物减缓撞击声音通过混凝土地面传输的有效性的试验方法

互联网摘选

8、

acoustics - measurement of sound insulation in buildings and of building elements - field measurements of impact sound insulation of floors

声学.建筑物和建筑构件的隔音测量.地板冲击声隔绝的场测量

互联网摘选

9、

control of flanking in both airborne and impact sound ?

空气声和撞击声的侧向传播都要控制

互联网摘选

10、

in the bar the lively atmosphere, you can hear their heels and ground strong impact sound.

在酒吧热闹的氛围里，你能够听见自己的高跟鞋与地面有力的碰撞声。

互联网摘选

11、

a damping device at the rear end of the oil storage cylinder eliminates impact sound at the end of a return stroke.

位于储油缸后端的缓冲装置消除了回程末端的冲击声。

互联网摘选

12、

how would you protect yourself from a jealous lover?

你怎么防止自己吃醋？

互联网摘选

13、

here is our drink list. we've got scotch, premium scotch, irish whiskey, canadian whiskey and japanese whiskey. which one would you prefer?

这是饮品单。我们有苏格兰威土忌、高级威士忌、爱尔兰威土忌、加拿大威士忌和日本威士忌。你想要哪一种？

互联网摘选

14、

the not that busy time for mary will give me send a letter here

玛丽不太忙的时候会给我来信

互联网摘选

15、

measurement system analysis for logic variable

逻辑变量的测量系统分析

互联网摘选

16、

research on safe logic variable transform in railway signal computer interlock systems

铁路信号计算机联锁系统的联锁逻辑变换

互联网摘选

17、

piston-ring design of the oil -free piston compressor

无油润滑压缩机活塞环的设计

互联网摘选

18、

processing of the packing rings of the oil-free piston compressor

活塞式无油润滑压缩机填料环的加工

互联网摘选

19、

the development of medium voltage variable-frequency controller for submersible electric pump

潜油电泵中压变频控制器的研制

互联网摘选

20、

application of double-stage fuzzy frequency controller to ac drive system of rolling mill

二级模糊变频控制在轧机交流传动系统中的应用

互联网摘选