spiral shell

According to popular belief, anyone lucky enough to hold a big, spiral conch shell will be treated to the loudest rendition of one of nature's "recordings."

许多人深信，谁能幸运地捡到大海螺贝壳，便能受邀聆听大自然最盛大的“原音重现”。

A lubricant film of mucus will emerge, which separate spiral shell from the inner wall of intestine, achieving no injury drive.

螺旋外壳与肠道内壁之间将形成粘液动压润滑膜，将机器人与肠道内壁分隔开，实现无损伤驱动。

Spiral Shell and Tubes Heat Exchanger

螺旋壳列管式换热器

Steady array spiral shell pole type penetrate device, two penetrate saturation system, make products to be getting high-quality, melt high-aeeuracily.

稳定的直列螺杆式射出装置，二次射出饱和系统，使产品高品质化，高精密化。

Freshwater or marine or terrestrial gastropod mollusk usually having an external enclosing spiral shell.

淡水、海水或陆栖的腹足纲软体动物，通常有外部包裹的螺旋壳。

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。

Any of various marine gastropods, such as a periwinkle, having a spiral shell.

任一种海栖软体动物，如滨螺，长有螺旋形的壳。

Fundamentally research on heat transfer properties of double deflection model spiral shell heat exchanger

新型双向螺旋板式换热器传热性能的初步研究

A snail's shell is spiral in form.

蜗牛壳呈螺旋形。

Methods The direct compression was used to check the cercaria of C.sinensis in Spiral shell's.

方法用直接压片法检查淡水螺体内的华支睾吸虫尾蚴；

This type of two shell sides solve the problems caused by spiral angle, poor transforming heat property and increasing pressure drop in large diameter heat exchanger.

这种双壳程结构解决了在大直径换热器上由于采用单壳程螺旋折流结构所形成的折流倾角小、传热性能下降及压力降增大的弊病，具有良好的推广应用前景。

Improvement in Process Precision of Spiral Shell's Bevel Gear

螺伞齿轮加工精度的提高

Application of Matched Spiral Shell Pole Refrigeration Compressor and Economy Device

经济器和螺杆制冷压缩机配合使用初探

The error analysis of calculating method on reinforce concrete spiral shell

钢筋混凝土螺旋形板壳计算方法的误差分析

Any of various large, mostly edible marine snails of the family buccinidae, having a pointed, spiral shell, especially buccinum undatum, which is commonly eaten in europe.

蛾螺一种蛾螺科的体积大、多数可食用的海螺，有尖的螺旋状外壳，在欧洲被广泛食用的。

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.

螺伞齿轮更换加工过程中，需使用渐开线内花键齿形定位锥度芯轴支承加工，才能达到渐开线内花键分度圆与轴承配合圆及齿轮节圆同轴精度要求。

Technology for Large-scale Breeding of Spiral Shell Babylonia areolata

方斑东风螺规模化苗种繁育技术研究