By varying the groove spacing, the diameter of the single or double diameter hole, and the rear air cavity depth and content, one can obtain absorption over a wide variety of frequencies.
通过改变槽间距，直径的单人或双人直径孔，与后方空气腔的深度和内容，就可以得到吸收超过各种各样的频率。
The result indicates the capability of tenderness, air permeability and moisture absorption of pure cotton plain have all improved and the coordinate effect of thick cotton knitting is better.
结果表明，纯棉针织物经过纤维素酶整理后的柔软性、透气性、吸湿性等性能均有改善，且厚型纯棉针织物的整理效果更好。
Absorption of nitrogen from the air and carbon from contaminating substance has been found on the surface of quartz glass, soda-lime glass and lead crystal glass samples.
在石英玻璃、钠钙玻璃和铅晶质玻璃的表面，发现吸附有来自空气中的氮以及有机沾污物的碳。
A absorption automotive air conditioning system fed by waste heat of exhaust gas was raised, and the feasibility was discussed by analyzing the structure of the system and thermodynamics.
提出了一个利用尾气余热的吸收式汽车空调系统，通过热力学计算及结构分析指出了吸收式汽车空调系统的可行性。
It is woven into the car seat cushion has a soft feel, good surface finish, good drapability, good moisture absorption and air permeability and high strength and excellent properties.
由它织成的汽车坐垫具有柔软的手感，良好的布面光洁度、良好的悬垂性、较好吸湿透气性和较高的强力等优良特性。
The air acetylene atomic absorption spectrometry is used for measuring the nickel content in hydrogen battery electrochemistry impregnate ethanol solution.
提出用空气乙炔原子吸收光谱法进行电化学浸渍液乙醇溶液中镍含量的测定。
Exhaust air or inert gas containing the DMF is continuously sent to a recovery system where the solvent is recovered by condensation or absorption.
排出的含有二甲基甲酰胺溶剂的空气或惰性气体被连续送到回收系统，通过冷却或吸收的方式被回收。 收藏。
Molecular sieve absorption system is adopted in the process flow to efficiently purify air and simplify fractionation system flow.
工艺流程中采用分子筛吸附系统，可有效净化原料空气，从而可以简化精馏系统的流程。
Methods: the lead contents of distal blood, air, materials for learning were determined with atomic absorption spectrometry.
方法：用原子吸收法在质控条件下测定末稍血铅、空气、土壤及学习用品中铅的含量。
The air drying and final absorption towers are installed in series as an integral and share a circulation acid tank and pump with intermediate absorption tower.
干燥塔、二吸塔串接共塔，且与一吸塔共用循环槽、循环泵，即干燥塔的下塔酸直接引入二吸塔。
The optical absorption edges red-shift along with the increase of annealing temperature under nitrogen and blue-shift under air were observed, which can be attributed to the quantum size effect.
在氮气和空气中退火时，随退火温度升高前者表现为红移而后者表现为蓝移，这归属于量子尺寸效应。
But the natural gas will be oil absorption, oil viscosity is reduced, so choose oil viscosity brand than general same model, the same pressure air compressor fuel the viscosity of the brand to higher.
但天然气会被油吸收，使油的粘度降低，因此选用油的粘度牌号一般要比相同型号，同等压力的空气压缩机所用油的粘度牌号要更高些。
Using this delivery system, the melt is not expose to air, and produced castings will benefit from a dramatic reduction in oxide formation and absorption of hydrogen.
使用这个输送系统传送的金属液，不与空气接触，大大减少了铸件由于氧化和吸氢造成的缺陷。
So air conditioning only rely on water to absorb the absorption of a part of the heat can reduce the number of temperature?
那么空调仅仅依靠水分蒸发吸收走那么一部分的热量可以降低多少温度呢？
The high absorption energy makes ground water in air containing zone move towards the freezing layer and produce seasonal frozen perched ground water.
它具有很强的吸附能凝聚水分，使包气带水和潜水从液态、汽态向冻结层迁移富集，形成季节性固态地下水。
The test result shows absorption of air pipe with automatic monitoring sampling is main reasons causing lower value than that of the five days sampling method do.
对大气二氧化硫连续自动采样过程中的导气管吸附、样品的放置时间、 吸收液的放置时间、采样高度等方面进行了试验。
Using triethanolamine as absorption solution to capture various air pollutants simultaneously in one sample, it's absorption efficiency is high.
用三乙醇胺做吸收液，同时捕集多种大气污染物，其吸收率较高。
The company provides integrated services and equipment in Boilers and Heaters, Chemicals, cooling through absorption cooling technology, water and waste solutions, air pollution control etc.
公司提供锅炉，加热器，化工，通过吸收冷却技术的冷却，废水处理，空气污染控制方面的完整服务和设备。
Absorption is also dependent upon air flow rates and the partial pressure of the gases in the inspired air.
吸收也取决于空气流速和吸入空气中的气体分压。
At same sampling condition the large volume of absorbent solution will decrease the value of absorption and lower results of concentration sulfur dioxide in air.
在相同采样方法条件下，用不同量的甲醛吸收液测定空气中二氧化硫，吸收液量大，测定结果低，适当减少采样时的吸收液量，能提高监测数据的准确性。
When radar signals propagate in the atmosphere, the absorption and scattering of air molecule, aerosol particles, dust and cloud, fog and rain result in energy attenuation of ladar signals.
激光雷达信号在大气中传输时，大气中的气体分子和大气气溶胶粒子、尘埃、雾、雨等对激光信号的吸收和散射导致光信号能量的衰减是影响激光雷达信号传输的重要因素。
At the same time, by comparing the results of water absorption properties of the catalyst in air, it was proved that the catalyst with perfluorooctyl chain has the best water resistant properties.
同时，通过比较含不同类型碳链的催化剂在空气中吸水量的不同，证明了含全氟辛基链的配体具有良好的拒水性能。
Based on the properties, a combined flowsheet of flotation-roasting in air -cyanidation-active carbon absorption was developed. The overall recovery of Au is of 83. 91%.
依据矿物学特性，提出了“原矿浮选—精矿氧化焙烧— 氰化浸金—活性炭吸附金”的选冶联合工艺流程，金选冶总回收率达83．91％。
Color silk fabric is of good air permeability and wet absorption as well as good ultraviolet ray absorption and anti-bacterial property but poor anti-crease, weak strength and easy yellowed.
彩色蚕丝织物具有良好的透气性和吸放湿性，良好的紫外线吸收能力和抗菌能力，但抗皱能力差，强力较低，伸长率较大，容易黄变。
Abundant low-level waste heat produced in big ships is suitable for air-conditioning system with combination of evaporation cooling and absorption dehumidification technologies.
船舶有大量的低品位余热可以利用，适合蒸发冷却和吸收去湿相结合的制冷空调系统使用。
The application of air-acetylene flame atomic absorption spectral method for measuring the iron content in carbonyl nickel powder is studied.
文章运用了空气-乙炔火焰原子吸收光谱法进行羰基镍粉中铁含量的测定。
The contents of copper and iron in silver-zinc cell material were determined by air-acetylene flame atomic-absorption spectroscopy.
采用空气-乙炔火焰原子吸收光谱法连续测定银锌电池材料用无甘油玻璃纸中铜、铁含量。
Trace lead in baked food is determined by air-acetylene flame atomic absorption spectrometry (FAAS) with APDC-DDTC-MIBK as the extraction and preconcentration system after cineration process.
烘焙食品试样经灰化处理后，用APDC DDTC MIBK体系萃取富集试液中的铅，利用空气乙炔火焰原子吸收法测定烘焙食品样品中铅的含量。
The method of determination of copper in light oil by air-acetylene flame atomic absorption was discussed in this paper, and the extraction and enrichment of copper in light oil was reviewed.
探讨了用原子吸收空气-乙炔火焰连续测定轻质油中痕量铜的方法，并考察了轻质油中铜的萃取富集方法。
The method of determination of copper in light oil by air-acetylene flame atomic absorption was discussed in this paper, and the extraction and enrichment of copper in light oil was reviewed.
探讨了用原子吸收空气-乙炔火焰连续测定轻质油中痕量铜的方法，并考察了轻质油中铜的萃取富集方法。
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