There are classic cone-shaped ones and also volcanoes in the shape of a puddle or a lake with a blowing bubble in the middle.
有经典的锥形火山，也有形如水坑或湖泊、中心冒泡的火山。
In the middle, contained in a giant soup-bowl-shaped spatter cone, was a stunning sight: a lake of lava.
中间是一块巨大的汤碗形寄生熔岩锥，壮观的岩浆湖就被盛放在巨碗之中。
The cylindrical length of middle tube becomes increased with formed length, but the edge profile of the tube almost keep the same cone or bell shape.
管坯成形长度对制件形状的影响表现为成形长度增加，制件中部圆筒状长度也增加，而端口部均呈尺寸大致相同的锥形或喇叭形。
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