In the absorption work, a gas mixture prepared by mixing solute-saturated nitrogen with pure nitrogen in a given volume ratio was charged into the gas chamber and came in contact with pure water. 在吸收工作,而这种气体混合物编写的混合溶质饱和氮与纯氮在某一体积比被控进入毒气室,并在接触到纯净水。
Analysis on the Error of Calculating the Sound Absorption Coefficient Using the Reverberation Chamber Method 混响室法测定吸声系数计算误差分析
A heat absorption and dissipation sheet is arranged on the outer wall of a chimney and shielded by using the sheet iron and other material; thus, an upper part heating chamber is formed. 在烟筒的外壁装置吸散热片,再用铁皮或其它材料屏蔽起来,构成上部加热腔。
Use of Corner Microphone for Sound Absorption Measurement in a Reverberation Chamber 混响室中用角点传声器测量材料的吸声系数
Sabine formula is usually used to calculate the sound absorption coefficient by the method of reverberation chamber. The error must be analyzed to make the sound absorption coefficient more accurate. In addition, Eyring formula is better for the exact calculation. 混响室法测定吸声系数常用赛宾公式来计算,在计算时必须分析其误差大小,使吸声系数的测定值更准确(准确的计算最好用艾润公式)。
Partial conversion of the boiler in that increase of air velocity at the air distribution plate and increase of the heat exchange area and heat absorption in combustion chamber; 然后对锅炉局部进行改进,提高布风板流化风速,增加炉膛受热面吸热量;
A gas flow model with laser plasma as heat source was developed based on axial symmetric Euler equations in the laser propulsion rocket engine absorption chamber. 以轴对称非定常欧拉方程为基础,建立了激光推进火箭发动机吸收室内纯气相单组分、以激光等离子体为内热源的流场模型。
In this period, the recluse culture and Taoism received deeper interaction, which includes the absorption of metaphysics, the popularization of preserving health and alchemy, the rise of fleshiness and art of bed chamber, and the emergence of reclusion family believing in Taoism. 隐士文化与道教有个更深层次的相互影响,包括玄学的引入与吸收、服食养生炼丹的普及、纵欲思想与房中术的兴起以及出现了道教信仰的隐逸家族。
Hanging film by power tuning MEMS infrared light source and mid-infrared hollow optical fiber absorption chamber are used in the system. 该系统采用了悬膜可电调谐MEMS红外光源和中红外空心光纤作为气体样品吸收腔。
In the absorption coefficient values selecting aspect, discussed the reverberation chamber measured absorption coefficient correction method and verified its effectiveness. 4. 在吸声系数取值方面,讨论了混响室测量吸声系数的修正方法,并对其有效性进行了验证。
The results show that: the absorption rate increases with the throat diameter of diffuser and the diameter of the suction chamber. 实验结果表明,采用喉部直径较小的缩放喷嘴、喉部直径较大的扩压器及直径较大的吸入室时吸收率升高。
At the same time, the heat and mass balance of the small-scale solar absorption system which uses the dual chamber vortex generator is analyzed. A new generator model which has a tangential inlet is set up. 同时分析了采用本文所提出的双室涡旋发生器的小型太阳能吸收式制冷系统的热质平衡特性。
Regarding the nozzle, the variation of nozzle outlet diameter and throat diameter is similar. The injection coefficient increases along with the structure size to reduce. The work current capacity increases. The influence of ejector performance to the absorption chamber is just opposite. 对于喷嘴部分,喷嘴出口直径和喉部直径的变化规律相似,随着结构尺寸的增大引射系数降低,工作流量增大,同吸收室对喷射器性能的影响恰恰相反。
According to the change of soil moisture under the different water ecological areas and different exposition sites, a compartment model and the data of the soil moisture measured in 2004 were used to to set up a balance model with absorption chamber of rainfall infiltration into the soil. 并根据不同水分生态区、不同坡向立地条件下刺槐人工林的土壤水分的变化规律,运用隔室模型和2004年的实测数据建立了降水在土壤中的入渗平衡模型。