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- noise emission level 噪声发射级
- Article 43 Noise level at the boundary of newly-constructed profit- making cultural and entertainment centers must be kept within the limits of environmental noise emission set by the State. 第四十三条新建营业性文化娱乐场所的边界噪声必须符合国家规定的环境噪声排放标准。
- "Noise emission" means emission of noise from the source to the living environment of the neighbourhood. “噪声排放”是指噪声源向周围生活环境辐射噪声。
- Moreover, the noise emission of these drives considerably falls below the values prescribed by the worldwide noise protection regulations. 因此,这一传动装置大大低于世界上有关的所有噪音防护规定。
- It can deal with these LHV gases with reducing pollutant emission level and increasing combustion efficiency simultaneously. 研制活性组分和优质载体是关键因素,要求前者有好的活化氧的能力,后者则比表面大且稳定。
- A Noise Emission Label will be issued if EPD is satisfied that the relevant noise emission standard has been complied with. 若环保署信纳有关设备的噪音合乎标准,便会签发噪音标签。
- Blockboard gave the highest formaldehyde emission level in large cham ber test.Formaldehyde emission rate of the wood-bas... 大室法条件下的人造板甲醛散发速率呈指数函数规律衰减,给出了大室法条件下人造板甲醛散发量水平的预测公式。
- Requiring noise emission from motor vehicles to comply with stringent international standards on first registration in Hong Kong. 汽车发出的噪音须符合国际标准,才可在香港作首次登记。
- Using the microphone array system based on beam forming technology,the noise emission property of a motorcycle was investigated in detail. 利用基于波束成形的远场声阵列噪声源分析技术研究了摩托车辐射噪声的声源特性。
- The crankshaft is treated by good nitriding process, which can meet the strength requirement for Euro 2 emission level (max. cylinder fire pressure 130 bar). 曲轴采用良好的氮化处理工艺,可以满足欧2排放水平(130 bar的气缸最高爆发压力)的强度需要;
- Now, the output per litre, torque per litre, specific fuel comsuption, emission level, reliability and cost performance are the competive points in the motor-dom. 发动机的升功率、升扭矩、比油耗、排放指标、可靠性及性价比是当今国际汽车发动机竞争的焦点。
- Noise emission labels are issued for air compressors and hand-held percussive breakers to make sure that they comply with stringent noise control standards. 手提撞击式破碎机及空气压缩机,均须获签发噪音标签方可使用,以确保它们符合严格的噪音标准。
- A new method for evaluating the emission level of the EUT in any electromagnetic environment in which the level of the EUT is less than the limit level is proposed in this paper. 提出了一种新的评判任意电磁环境中被检测件的电磁发射电平不高于极限值电平的方法。
- In this paper, spectrum analysis is carried out for 4102Q diesel engine to investigate the effect of parameters adjustment on noise emission, and to determine its noise sources. 本文通过对4102Q型柴油机噪声的频谱分析与研究,了解该型柴油机参数调整对噪声的影响;
- Reduced noise: Being a simpler device, a direct drive mechanism has fewer parts which could vibrate, and the overall noise emission of the system is usually lower. 分别就是指效率提高,降低噪音,更长的使用寿命,低转速就可产生高扭矩。
- Chief executive Chris Althaus said mobile phone emission levels were very low. 董事长克里斯奥尔索斯说,移动电话的放射水平是非常低的。
- With its newly developed diffuser, the KSB Group has managed to lower by 20 dB the noise emission of a large pump produced 21 years ago in what was then the GDR. 通过最新研制的消声器,凯士比公司成功将21年前生产的一台噪音很大的大型机泵的声音降低了20分贝。
- The investigation and analysis on the emission level of 133 in-use light-duty gasoline-fuelled vehicles and the quality of gasoline fuel in China are carried out with some suggestions for in-use vehicle emission control proposed. 摘要对我国市场上133辆在用轻型汽油车进行了工况法和双怠速排放及市售燃油质量调查与分析,并提出了对在用车排放管理的几点建议。
- Hand-held percussive breakers and air compressors for construction activities are required to comply with stringent noise emission standards and to obtain a'green'noise emission label in order to phase out old and noisy equipment. 为了逐步取缔旧式的高噪音设备,进行建筑活动时使用的手提撞击式破碎机及空气压缩机,必须符合严格的噪音标准,才获签发“环保”噪音管制标签。
- Building emissions, along with emissions from the manure storage, form a baseline emission level for a production site. 来自畜舍;粪便储存设施的散发物;以及来自生产场所的基础水平散发物.