When changing and processing spiral shell's bevel gear, it is necessary to use evolute internal spline tooth shape locating taper spindle for backing processing, so as to meet different spindle precision requirements of evolute internal spline reference circle, bearing fit circle and gear pitch circle.

Good-bye, old snail Bay! Good-bye, old friend!

再见了，老螺蛳湾！再见，老朋友！

Effects of Snails Feeding Rates on Size, Yield and Survival of Chinese Mitten Crab Eriocheir sinensis

螺蛳投放量对中华绒螯蟹规格、产量和成活率的影响

Everybody knows they're tasty!

人人都知道螺蛳很好吃！

I overheard the fishermen in town saying that tomorrow they will come to this pond and drain it of every fish and every shell to the last periwinkle. When that happens, I am doomed for I shall have nothing to live on.

我听城里的渔夫们说，他们明天要来捕光所有的鱼和甲壳类动物，连个螺蛳也不剩，那样我就死定了，因为我没有东西吃了。

In fact, she used to save spiral lions that had wandered too far from the water.

实际上，她经常救那些爬得离河太远的螺蛳。

Such as the spiral crescendo structure, which entails a dialogue between contrasting upper and lower phrases, a step-by-step shortening of the beat until a crescendo is reached.

如螺蛳结项结构，即将上下两个对答的乐句，一步一步减少节拍，最后合而为一，推向高潮。

Together there are22 bus lines lead to the new Luosiwan International Trade City.

一共有22条公交线路通向新螺蛳湾国际商贸城。

The crabs at the Hungtse Lake crab farms are fed on organic feed, which include the lake's own seaweed, small fish, small crayfish, and even some corn and shrimp.

洪泽湖蟹农以全天然饲料喂蟹，它们吃的是养在湖中的水草、螺蛳、小杂鱼，还有蟹农投放的粟米和小虾等。

The more notable of these waterfalls are the Steep Slope Waterfall, the Snail Bank Waterfall, the Dripping Bank Waterfall, the Giant Tree Rock Waterfall, the Skyhigh Waterfall, and the Guan Waterfall.

比较大的瀑布有陡坡瀑布、螺蛳滩瀑布、滴水滩瀑布、大树岩瀑布、连天瀑布、关脚瀑布等。

Copper and manganese are accumulated mainly in plant root, and Cu> Zn> Mn> Cd and Cd> Mn> Zn> Cu for the tissue and shell of snail respectively. Copper and zinc are mainly accumulated in the shell of snail.

重金属在螺蛳的软体和壳中的浓集系数分别按Cu>Zn>Mn>Cd和Cd>Mn>Zn>Cu的顺序递减，Cu、Zn主要积累在软体中。

They taught their children to collect'spiral lion'snails to sell and to eat.

他们教自己的孩子去拣螺蛳来卖或者吃掉。

Combining with the toxicology experiment of snails ( a kind of zoobenthos) and applying the average lethal dose method and graphic method, the paper calculates the half lethal dose of mercury to snails.

结合底栖动物螺蛳的毒理学实验，采用平均致死量法与图解法，计算获得螺蛳对重金属Hg的半数致死剂量。

Neutral polysaccharides, namely glycogens, were separated by alkaline hydrolysis and the multiple branching degree was determined by enzymic method. Glycosaminoglycan, a kind of acidic polysaccharides, was also extracted and identified.

用酶法提取螺蛳粗多糖并分析单糖组成，用碱法提取中性糖即糖原并用酶法测定其分支化结构参数，对酸性糖即糖胺聚糖进行了分离与鉴定。

Again is the mountain of snails toward the south, river's opposite be because Clinton comes to visit but famous fishing village.

动物学家把螺蛳归入甲壳类。再往南是螺蛳山，江的对面就是因克林顿来访而出名的渔村。

Appearing to terminate abruptly, as a leaf of a tulip tree or a coiled gastropod shell that lacks a spire. relating to or based upon a section ( i.e. as if cut through by an intersecting plane).

截平的象鹅掌揪树叶或去尖的螺蛳壳等一样突然切截的关于截面的或以截面为基础的（好像被一个相交平面穿过）。

Retrospective time memory of public events what this experiment research accord with reconstructive theory and range-synthesis model of time.

本实验研究的公众事件回溯式时间记忆符合时间的重构理论和分段综合模型。

Methods To improve and renew the traditional operation, the patients with mitral value prolapse and mitral insufficiency were treated with eye-type reconstructive operation.

方法采用眼睛式成形术，更新完善传统术式，治疗二尖瓣脱垂并关闭不全患者。

Objective: To investigate the anaesthetic method and the key points in tracheal reconstructive operation with pulmonary tissue flap.

目的：探讨与自体肺组织瓣行气管重建新术式相适应的麻醉方法。

Methods This retrospective report reviews the clinical history of reconstructive operation with colon or stomach for scarred stricture after esophageal burns.

方法回顾分析100例应用结肠或胃重建食管烧伤后食管瘢痕狭窄的临床资料。

Laparoscopic aid in upper urinary reconstructive operation

腹腔镜辅助技术在上尿路重建手术中的应用