查询词典 tortoise shell

Both the experimental analyses and computer simulation were conducted to determine the statistical relationship between the structures and mechanical properties of centrifugally cast TC4 alloy in ceramic-shell mould.

摘 要：实验与模拟计算相结合研究Ti-6Al-4V(TC4)合金在陶瓷壳型离心精铸条件下，铸件模数对凝固过程冷速的影响，以及铸件组织、性能随模数和冷速之间的统计关系。

A cross-section of a nautilus shell in Boston shows the spiral of chambers, called camerae, that this cephalopod builds for itself as it grows.

一只横截面的鹦鹉螺壳在波士顿展示螺旋形的腔，叫做照相机，这是头足动物建造为它自己因为它要成长。

A small tropical cephalopod of the genus Spirula having prominent eyes and short arms and a many chambered shell in a .

旋壳乌贼属的热带小型头足类动物，眼睛突出，臂短，多个隔间的壳成扁平的状。

Cephalopod of the Indian and Pacific oceans having a spiral shell with pale pearly partitions.

产于印度和太平洋的头足类动物，螺旋状的壳上有浅色珍珠状分隔线。

Patterns in Nature: Shells A cross-section of a nautilus shell in Boston shows the spiral of chambers, called camerae, that this cephalopod builds for itself as it grows.

一只横截面的鹦鹉螺壳在波士顿展示螺旋形的腔，叫做照相机，这是头足动物建造为它自己因为它要成长。

The core-shell structure can be arrived by in-situ dispersion polymerization. and there is chemical action between PAn and ceria.

它们之间的作用发生在N原子上，这可以通过红外光谱和拉曼光谱共同证明。

W.S:Why don't you try Chablis for clams on half shell?

你们为何不试饮一下白葡萄酒配半个蛤呢？

We provide you with a variety of coupling: a patch-coupling, 2 drum gear coupling, three teeth coupling, 4-pin set of flexible couplings, 5-swelling connection kit, 6 Snake Spring couplings, coupling flanges 7, 8 radial button rigid couplings, coupling shell folder 9, 10-pin flexible couplings, 11-pin flexibility of the tooth - Axis, the Plum Blossom 12-coupling, 13 tire coupling, 14 Cross Coaxial universal joint, slider coupling 15, 16 roller chain coupling, and other non-standard coupling and inverse Only, Clutch, and other transmission equipment.

我们为您提供的联轴器品种有： 1 膜片联轴器、2 鼓形齿联轴器、3 齿式联轴器、4 弹性套柱销联轴器、5 胀紧联接套、 6 蛇形弹簧联轴器、7 凸缘联轴器、8 径向键刚性联轴器、9 夹壳联轴器、 10 弹性柱销联轴器、11 弹性柱销齿式联轴器、12 梅花型联轴器、13 轮胎式联轴器、 14 十字轴式万向联轴器、 15 滑块联轴器、16 滚子链联轴器等其它非标联轴器和逆止器、超越离合器等传动设备。

After I had learned a great many interesting things about the life and habits of the children of the sea—how in the midst of dashing waves the little polyps build the beautiful coral isles of the Pacific, and the foraminifera have made the chalk hills of many a land—my teacher read me "The Chambered Nautilus," and showed me that the shell building process of the mollusks is symbolical of the development of the mind.

我听得津津有味，惊诧不已。学了许多有关海洋生物生活习惯的知识和趣闻后，老师给我读《驮着房子的鹦鹉螺》一书，从书中我学到了软体动物的造壳过程。

Wrapped in a grey army blanket,he was carried up to the shell-blasted chancellery garden.

包裹在一条灰色的军毯中，他被抬到因炮击而枯萎的总理府花园。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。