查询词典 echo chamber

In order to improve the discrepancy of Ocarina, we used air window of whistle, air chamber of syringe together with the sound holes of Ocarina in making a sound adjustable Ocarina. The frequency spectrum was analyzed with computer sound fixing and ranging software and statistical software was employed to analyze the effects on pitch of area of sound hole and cubic of air chamber.

本研究为改良陶笛的缺失，利用哨子的气窗、针筒的气腔与陶笛的配孔式音孔结合，自创一种可调音的陶笛，并以电脑测音软体分析其频谱，利用统计分析其音孔面积与气腔体积对音高的影响。

Rotate the handle to a certain position, so that the distance between the nozzle baffle within the scope of work, pressure reducing valve to enter the work state of the pressure chamber 5 with the nozzle and the decrease of distance between baffle increases, so promoting the spool, Open the intake valve port 9, that is, air flow to exit the same time, through the pore back to the previous chamber 4, with the pressure regulator spring balance.

将手柄旋转到一定位置，使喷嘴挡板的距离在工作范围内，减压阀就进入工作状态中气室5的压力随喷嘴与挡板间距离的减小而增大，于是推动阀芯，打开进气阀口9，即有气流流到出口，同时，经孔道反馈到上气室4，与调压弹簧相平衡。

Methods The normal children in 500 and 206 cases with secundum ASD were selected from outpatients by randomized. Both groups divided 10 sections according to their area of body surface, and measured diameter of interval atrial septum in the subcostal four chamber view and subxiphoid four chamber view by echocardiography.

选择正常儿童 5 0 0例和单纯ASD患儿 2 0 6例按照体表面积分成 10组，用超声心动图常规取心尖四腔心和剑下四腔心切面测量每一例儿童房间隔直径。

Much I marveled this ungainly fowl to hear discourse so plainly, Though its answer little meaning-little relevancy hore; For we cannot help agreeing that no sublunary being (4) Ever yet was blessed with seeing bird above his chamber door- Bird or beast upon the sculptured bust above I us chamber door, With such mime as Nevermore.

听见如此直率的回答，我对这丑鸟感到惊讶，尽管它的回答不着边际——与提问几乎无关；因为我们不得不承认，从来没有活着的世人曾如此有幸地看见一只鸟栖在他房门的上面，看见鸟或兽栖在他房门上方的半身雕像上面，而且名叫"永不复焉"。

In view of the application of air cushion surge chamber being in cradle in our country, many questions need to be researched. It is impossible to involve all the problems. The purpose of this paper is only to discuss several questions involved in the calculation on fluid transients of air cushion surge chamber.

鉴于气垫式调压室在我国的应用才刚刚开始，所需研究的问题较多，难以一一涉及，本文仅就气垫式调压室的过渡过程计算所涉及的几个问题进行了研究。

Due to the air losses will strongly influence the function of the air cushion surge chamber, it is absolutely necessary to predict the amount of air losses in the running process of air-cushioned surge chamber in design stage.

在调压室的设计中，预测其在运行中的空气损失量是极为必要，因为漏气量严重影响着调压室的工作性能。

Defining the steady section of air cushion surge chamber. Research on steady section is one of the most important parts in studying air cushion surge chamber.

3气垫式调压室波动稳定断面的确定稳定断面研究是气垫式调压室研究中最主要内容之一。

Due to the influence factors including geological conditions, the pressure of water curtain, air pressure in surge chamber and properties of rock masses and so on are taken into account, the water-air two-phase flow model proposed in this paper may provide a new idea for the design and remediation of the air-cushioned surge chamber.

由于水-气二相流模型可以充分考虑调压室地质条件，水幕的压力，气室气压及围岩性质等因素的影响，为空气损失评估、水幕设计及对漏气严重的调压室进行修补提供了新的研究思路。

The Liapunoff oscillation stability theory is used to investigate the stable cross section of surge chamber in hydropower stations working in electric system.The method for determination of stable section is proposed for chamber design.

本文利用Liapunoff运动稳定性理论对并网运行的水电站调压室大波动所需的稳定断面进行了探讨，给出了确定调压室稳定断面的一般方法，为实际工程设计提供了理论依据。

In the article, the principle of the Reverberation-Chamber, the model of theory analysis, character of statistics, and same problem in design the Reverberation-Chamber had been introduced tersely.

文中简单介绍了混波室的工作原理，理论分析模型，统计特性，混波室设计中的若干问题。

Cable dampener cannot be rolled up but must be hung over the cable.

缆帆不能被卷起，必须保证处于展开状态

"This skylark is a present from my master," he says.

"这只云雀是我主人献上的礼物。"他说。