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

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

Objective To discuss the anesthesia treatment of children who had Fallot tetralogy were to be carried on reconstructive operation.

目的探讨法乐氏四联症患儿畸形矫正手术的麻醉处理。

Objective To summarize the experience and the outcome of the reconstructive operation with colon or stomach for scarred stricture after esophageal burns.

目的总结结肠或胃重建食管治疗食管烧伤后瘢痕狭窄的临床经验及疗效。

Objective: To get a retrospective conclusion of reconstructive operation for osteal orbital structure after trauma.

目的：对眼眶及眶周骨性结构外伤畸形整复术的美学效果作出评价。

Pedicle screws in the posterior reconstructive operation of the lower cervical vertebra

椎弓根螺钉在后路下颈椎重建手术中的应用

Reconstructive operation for large central defect of the upper eyelid

上睑中央大面积缺损再造术

Results: Successful of management of anesthesia was obtained during tracheal reconstructive operation in 24 dogs and 4 patients.

结果：24只犬实验手术麻醉及4例临床应用肺组织瓣修补和重建气管手术的麻醉均获成功。

Application of full process functional recovery chain in extremity injury repair and reconstructive operation

全程功能康复链在肢体损伤修复与重建手术中的应用

On the other hand, the N-VOD technology can order program without the network reconstructor, and this makes that the N-VOD technology is applied widely in the CATV network and other wide band network.

而准视频点播技术（N-VOD）无需改造网络即可实现视频点播，在有线电视等宽带网中应用广泛。

The wavefront reconstructor which is often used in adaptive optical system has been built.

我们作出了自适应光学系统中经常要用到的波前重构器。

3, Several channel model is presented to design different quantizer and reconstructor pair, and corresponding arithmetic is presented.

3，针对图象传输，提出几个信道模型进行设计相应的量化器重构器对。设计的目标是要使得系统的总失真尽可能小的情况下，对量化码书和重构码书进行联合优化。

In this thesis, a new code method is presented, which takes the affect of-channel noise in the beginning of designing the quantizer and reconstructor pair.

本文提出在设计信源量化器和重构器的初始阶段，把信道噪声的影响考虑进去。