High pressure vessel with hemispherical head thinner than cylinder wall is a new type of vessel which consists of sealing device, cylinder, hemispherical head and reinforcing ring.
半球形封头壁厚与筒体壁厚不相等的高压容器是由端部密封装置、筒体、半球形封头和加强箍等组成的一种新结构容器。
He is rather short and skinny, has a thin moustache and even thinner hair on his head.
他很矮，并且皮包骨头，有稀疏的小胡子和甚至更稀疏的头发。
Thinner yellow head lines than the Mississippi & lack the crescent behind the eye.
头上的黄色条纹比密西西比地图龟细，而且眼睛后面没有月牙形的图案。
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