成一系列柱状的微热区 microtherming zones
重点对钻孔柱状图成图过程中绘制缓冲线的关键算法做了详细的叙述。
It describes with emphasis the key arithmetic of mapping buffer lines in the process of generation of drill bore column.
一种仙人掌类植物，尤指仙人球属和刺仙人掌属，有多刺的茎，成不分支的球状或圆柱状。
Any of several cacti, especially in the genera Ferocactus and Echinocactus, having unbranched, globular to columnar, ribbed spiny stems.
体外辅助呼吸器被设计成具有环形圆柱状中空纤维膜（纤维束）， 其以迅速变化的速度进行旋转。
A paracorporeal respiratory assist lung is configured with an annular cylindrical hollow fiber membrane (fiber bundle) that is rotated at rapidly varying speeds.
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