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Lung mineral wool acoustic board licensing through the China Environmental Label Product Certification, and Beijing has won the famous brand products, the title of China famous brand products.

龙牌矿棉吸声板通过中国环境标志产品认证，并先后荣获北京名牌产品、中国名牌产品称号。

Produced°ìcard, Ami Sizhuang licensing and licensing Beixing one long series of mineral wool acoustic board to introduce the advanced international level of production technology, the adoption of the European green Detected products meet quality standards requirements, the company created at the beginning, namely the identification of the "honesty is the cornerstone of the cause, the quality is the life" business philosophy.

公司生产的埃斐尔牌、阿美斯壮牌和北星一龙牌系列矿棉吸声板引进具有国际先进水平的生产工艺，采用欧洲绿色环保检测标准使产品达到质量要求，公司创建伊始，即确定了"诚信是事业的基石，质量是企业的生命"经营理念。

With the main performance of fireproof, moisture proof and sink resistant, our product is a kind of lighter and low density acoustic mineral fiber decorative board and clean board.

本公司研制开发的新型超轻，低密度，超防潮的矿棉装饰吸声板和洁净板，具有防火，防潮，放下陷的三防功效，经久耐用，环保健康，图案精美，多种饰面。

Composite T - paint keel for the modernization of building advanced mineral wool decorative acoustic board ceiling, and its appearance, strength and fire performance will be better quality to replace T-aluminum alloy keel, with light weight, high strength, durability, aesthetics, construction Convenience and guarantee construction quality characteristics such as skeletons belong to the standard directional ceiling products.

复合式T型烤漆龙骨用于高级现代化楼宇矿棉吸声板的吊顶装饰，其外观、强度和防火性能方面将以更优质量代替T型铝合金龙骨，具有质轻、高强、耐久、美观、方便施工和保证施工质量等特点，属于吊顶骨架标准的方向性产品。

My company is a new East Co., Ltd. Shandong Taihe the "Mount Tai" brand,"Mount Tai Wang" brand of the total distribution Guangzhou, Guangdong Shanwei City Xinya Carpet Manufacturing Co., Ltd. Guangzhou total distribution, Jing DING Xing Group licensing of mineral wool acoustic board total domestic distribution, Kennedy Li metal and North Units wallpaper long-term partners, agents keep their building materials.

我公司是山东泰和东新股份有限公司的"泰山"牌、"泰山王"牌的广州总经销、广东汕尾市新雅地毯制造有限公司广州总经销、京联集团丁兴牌矿棉吸声板的国内总经销、坚丽轻钢龙骨和北台墙纸长期合作伙伴、保得建材代理商。

Project contents: Construction to high-grade wall materials and energy-saving insulation materials consisting mainly of energy saving and environmental protection demonstration park, mineral wool acoustic board, gypsum-based Circular Economy Demonstration Garden to high-grade waterproof materials and polymer-based chemical building materials Pipe Industrial Park to new nano-materials and refractory castable materials such as high-tech industries based incubator industrial park, etc.

项目名称：大厂金隅新型建材有限公司金隅环保节能建材示范基地项目。项目内容：建设以高档墙体材料和节能保温材料为主的节能环保示范园、以矿棉吸声板、脱硫石膏为主的循环经济示范园、以高档防水材料和高分子管材为主的化学建材产业园、以新型纳米材料和耐火浇注料等为主的高新建材产业孵化等4个产业园。

Theoretical analysis and calculation on the acoustic properties of perforated panel absorber were described herein.

文章对穿孔板背面紧贴吸声薄层时的声学特性进行了理论分析与计算，并与实验结果作出比较。

Based on the theoretical and experimental studies in electrical and mechanical parameters, micro-perforated absorption material in the box, and positions optimization of the actuators and attached masses on the panel, several optimization methods for the acoustic performance of panel speaker are proposed.

基于对平板扬声器电－力参数测量、箱体内衬微穿孔吸声材料、驱动器以及附加质量位置优化的理论研究和实验测试，提出了若干种提高平板扬声器声性能的方法。

And the wall of test workshop is completely paved with 25mm thickness stainless steel perforated acoustic panel, 50mm cavity; using the sound lock double sound insulation door, the sizes are 2.4×1.64 m、2.149×1.04 m respectively; Double layer 3×8 mm thickness bulletproof glass sound insulation window, 50mm cavity; air inlet uses dissipative muffler, the size is 5×3×2 m, sound splitter is 150 mm thickness stainless steel protective facing.

试车间墙面满铺25 mm厚不锈钢穿孔吸声板，50 mm安装后空腔；采用声闸双重隔声门，尺寸分别为2.4×1.64 m、2.149×1.04 m；双层3×8 mm厚防弹玻璃隔声窗，50 mm空腔；进风口选用阻性消声器，尺寸为5×3×2 m，消声片为150 mm厚不锈钢护面。

The most important acoustical property is the sound insulating or absorbing quality of the material.

最重要的声学特性是隔音或吸音材料的质量。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。