无覆盖的；无壳的：无罩的，尤指常用的东西。
海兔和海蛞蝓是近亲，本身是一种无壳的软体动物，其身体能发出存在于自然界中大多数颜色鲜亮的光芒。
Related to sea slugs, nudibranchs are shell-less mollusks that display some of the most vibrant colors found anywhere in nature.
许多文明认为不同寻常的鸡蛋——畸形、空心的、没有蛋黄的、无壳的、或是蛋白蛋清混合的——是公鸡生的而不是母鸡。
Many cultures consider unusual eggs--misshapen, empty, yolkless, shell-less, or ones with the yolk and white merged--to be laid not by hens but by roosters.
薰衣草颜色的裸鳃以斐济Vatu-i-Ra附近的水螅虫作为饲料，与海蛞蝓有关的裸鳃是一种无壳的软体动物，可显示自然界里随处可见的一些最鲜明的色彩。
A lavender-colored nudibranch feeds on hydroids near Vatu-i-Ra, Fiji. Related to sea slugs, nudibranchs are shell-less mollusks that display some of the most vibrant colors found anywhere in nature.
但是更加危险的是，酸度可以干涉所有海洋动物的基本身体机能，不论有壳还是无壳。
But even more sinister, the acidity can interfere with basic bodily functions for all Marine animals, shelled or not.
克里普斯海洋研究所也收集了大量的具壳类无脊椎动物，如下图中这只来自深海的巨型等足类。
Shelled invertebrates also have a home in the collection, including a giant Marine isopod (pill bug) from the deep sea below.
它是最后一批建造但仍在运行的，无安全壳的苏联式反应堆之一。它位于地震带上，自日本的地震和海啸引发核危机以来，又重新受到了人们的关注。
One of the last old operating Soviet reactors built without containment vessels, its location in a seismic zone has drawn renewed attention since Japan's earthquake-and-tsunami-triggered crisis.
英国大使提供了价值成百美圆的PolRoger香槟和无壳三明治。
The British ambassador served up Pol Roger and crustless sandwiches for several hundred.
另外，因为无托步枪退壳口非常接近使用者的面部，当废弹壳跳出时使用者感到非常大的声音、气浪和烟尘。
Additionally, because the ejection port on the bullpup rifle is very close to the user's face, the user would feel greater sound, blast and smoke effects when spent casings eject.
鉴于有矩理论的复杂性，本文在作极限分析时，采用了无矩理论和半无矩理论的平衡方程分别作为中短壳和长壳的平衡方程。
Since normal plastic theory is too complex, the membrane theory and the semi-membrane theory are adopted to establish the equilibrlm equations in plastic limit analysis.
首先，利用扁壳的无矩理论得到了平坦薄膜结构的基本力学方程。
First, the fundamental equations of flat membrane structures are obtained by applying the non-moment theory of thin shallow shells.
结果表明：不同钢壳的无汞碱性锌锰电池初始期电性能无明显差异。
The results showed that the initial electric performance had no difference between batteries made of different steel cans.
通过工程实例，介绍无粘结预应力混凝土技术在大直径圆柱壳中的应用。
This paper presents the application of unbonded prestressed concrete technique to cylindrical shell with big diameter through an engineering case.
埋头无壳弹的点火、烧与装药结构的相互匹配有着十分密切关系。
In the countersunk caseless cartridge, the burning at ignition allied to the matching of charge configuration.
研制成功独一无二的风轮风壳组装机。
Unique Fan wheel and Housing assembly line is in production.
用简单方法求出了在均匀磁场中旋转的导体厚球壳上电荷的分布，证明了在磁场中转动的导体表面电荷分布无普遍公式。
By using a concise method, the charge distribution on the surface of a thick spherical conducting shell revolving in a homogeneous magnetic field is obtained.
无柄藤壶的壳是直接附着在底部的。
The shell of a sessile barnacle is attached directly to a substrate.
研究了无旋、无粘、可压缩流体中多层圆柱壳的自由振动问题。
The free vibration of a multi layered cylindrical shell submerged in an irrotational, inviscid and compressible fluid is studied.
塑料模壳适用于混凝土密肋楼盖的模板，对IC厂房无尘车间开孔密肋楼盖可拆式模壳技术进行系统阐述，并探讨施工要点及其控制方法。
Authors expound plastic formwork technology for open waffle slab of clean room in IC workshop systematically, and discuss the key problems in construction and controlling method.
采用核壳乳液聚合的方法制备低温自交联的无甲醛涂料印花粘合剂。
Low temperature self-cross-linking formaldehyde-free binder for pigment printing is prepared by means of core-shell emulsion polymerization.
我们每个人都是个独一无二，不可替代的灵魂，它被一个易碎的壳包裹着。
Each of us is a unique, irreplaceable soul enclosed in a fragile shell.
无里粗纸板是造书壳的常用材料。
Grey board or unlined chipboard are the normal boards used for case-making.
利用开发的双频电磁近终成形技术，成功地实现了两种不同频率组合下的电磁成形过程，制备出了复杂弯月截面、复杂形状无模壳电磁成形的样件。
Using dual-frequency fields, two processes of high-supersonic and dual-high frequency electromagnetic shaping near net- shape are successfully carried out, producing complex shapes such asm…
利用开发的双频电磁近终成形技术，成功地实现了两种不同频率组合下的电磁成形过程，制备出了复杂弯月截面、复杂形状无模壳电磁成形的样件。
Using dual-frequency fields, two processes of high-supersonic and dual-high frequency electromagnetic shaping near net- shape are successfully carried out, producing complex shapes such asm…
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