另一个洞穴有个漏斗型开口，锥形向下至5cm的宽度，朝向曾经必是的另一个开口。
The other has a funnel-shaped opening that tapers down to a width of 5cm and runs towards what must once have been another opening.
钢瓶顶部是锥形的，最上端有个小开口。
The tapered or open end is threaded to receive a cylinder valve or other suitable outlet connection.
在CADWIND软件的帮助下，进行不等开口锥形壳体的数控缠绕编程工作。
With the help of the CADWIND software, we are programming NC winding for non-polar conical vessel.
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