查询词典 thin

The conclusion can be obtained that the interior scattering sound field can be expressed as the superposition of the interior scattering sound field of the arbitrary-shaped closed thin shell and the external scattering sound fields of these scatterers.

研究结果表明，该内部散射声场可表示为封闭薄壳的内部散射声场和这些散射体的外部散射声场之和的形式。

Based on the covering-domain method, an expression for calculating the interior scattering sound field of an arbitrary-shaped closed thin shell in which there are some scatterers.

复杂形状；散射声场；散射体；封闭薄球壳；基于覆盖域的思想和方法，本文给出了复杂形状封闭薄壳在内部存在散射体时的内部散射声场计算表达式。

1Makesure surface is closed and not too thin no plates, fins or wings

确保面是闭合的，不能太细长最大的面块尺寸不得超过0.2波长*0.2波长，即24.6mm*24.6mm

Thin-walled tube with closed section is commonly used in large space structures.

大型空间结构的热—结构分析是当代航天工程中出现的新课题。

Thin-walled tube with closed section is commonly used in large space structures. In order to calculate the time-dependent temperature fields in these structures subjected to heat flux and emitting thermal energy by radiation, the temperature gradients along both the axes and circumferences of the tubes should be considered.

薄壁闭口管是大型空间结构中的常用元件，为准确地计算以其为组件的空间结构在太空辐射换热条件下的瞬态温度场，必须同时考虑沿管轴向与横截面周向两个方向的温度梯度。

Visible'.'' through a haze or thin cloud, especially such a ring around the moon or sun, caused by diffraction of light from suspended matter in the intervening medium.

微弱'。''颜色的发光的环，尤指围绕月亮或太阳的这种环，是由于悬浮物在插入媒介中的衍射造成的

Our revels now are ended.these our actors,as i foretold you,were all spirits andare melted into air,into thin air;and,like the baseless fabric of this vision,the cloud-capped tow'rs,the gorgeous palaces,the solemn temples,the great globe itself,yea,all which it inherit,shall dissolve,and,like this insubstantial pageant faded

如今演出结束了，这些演员，我早说过，是魑魅，如今溶解成空气，稀薄的空气里；一如这幻境虚无的结构，这些云盖得楼台，堂皇的宫殿，庄严的庙宇，以至这伟大的地球，真的，这幻境中的一切，将会解体，其后，向着镜花水月的逝去，一缕云也不留下。

Our revels row are ended: these our actors,As I foretold you,wereall spirits, andAre melted into air, into thin air:And, likethebaseless fabric of this vision,The cloud-capped towers, thegorgeouspalaces,The solemn temples, the great globe itselfYea, allwhich itinherit, shall dissolve,And, like an insubstantialpageantfaded,Leave not arackbehind.

我们的这一些演员们，我曾经告诉过你，原是一群精灵；他们都已化成淡烟而消散了。如同这虚无缥缈的幻景一样，入云的楼阁、瑰伟的宫殿、庄严的庙堂，甚至地球自身，以及地球上所有的一切，都将同样消散，就像这一场幻景，连一点烟云的影子都不曾留下。

It is important to provide the complete sets of equipment for the thin coal seam fully mechanized working face.

因此随着技术的发展，薄煤层工作面利用采煤机与

A coal mining in thin seam is an inevitable issue of coal mining in many coal mines.

薄煤层开采是许多矿井煤炭开采中不可避免的问题。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷