查询词典 shell-like

Incidence of post-its to give birth to a number of yellow-brown dots, that is, closed Erysiphaceae capsule shell.

发病后期其内生出许多黄色至褐色的小点，即白粉菌的闭囊壳。

The clam immediately closed up her shell, gripping the snipe's beak in between.

蛤蜊迅速合上外壳，外壳两边刚好夹住了鹬鸟的鸟喙。

A two dimensional model approach for the photodetachment dynamics of closed shell an-ionic systems in presence of external light field have been proposed in the context of polar environmental media.

利用外部光场，采用二维模型的方法研究了闭壳阴离子系统在极性溶剂环境介质中光解动力学过程。

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 is given theoretically.

应用覆盖域方法从理论上研究了复杂形状封闭薄壳内部存在散射体时的内部散射声场。

Bellows is corrugated ring was closed circle of the tube-shaped shell, between the wave and the wave formed by a series of corrugated rings.

环形波纹管是波纹呈闭合圆环状的管形壳体，波与波之间由圆环波纹串联而成。

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。

The shell can be closed completely when the plastron is pressed against the carapace.

形容： 腹甲分为活动的前后两叶，有韧带相连，当腹甲向背甲合埋时，整个甲壳能够完全闭合。

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。

XQ-200A series of small charactersúwith a full set of closed stainless steel shell, beautiful compact body structure, unique built-in pump technology and new ink system, so that theúapplicable to a variety of tough working environment.

XQ—200A系列小字符喷码机具有全套封闭不锈钢外壳，机身结构美观小巧，独特的内置泵技术及全新的墨路系统，使该喷码机适用于各种严峻工作环境。

The closed shell HF SCF calculations have been carried out for the electron transfer systems corresponding to different values of R, then the Koopmans' theorem is applied to estimate the energy level splitting △, and the relatonship between △ and R has been obtained.

对该电子转移体系进行闭壳层的单点计算，并用Koopmans定理计算了体系的分裂能△，得到△随线性反应坐标R的变化关系。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐