Hanoi tower problem 汉诺塔问题...a tower of strength 中流砥柱...baby tower 小型蒸馏塔...absorbing tower 吸收塔...absorption tower 吸收塔...catalytic tower 催化反应塔...packed spray tower 填充喷淋塔...packed absorption tower 填充式吸收塔...tower internals 塔内件;塔内部件...catalyst tower 催化剂塔...earthenware tower 陶制塔...gas scrubbing tower 气体洗涤塔...valve tower 浮阀塔...packing tower 填料塔...washing tower 洗涤塔...angle tower 转角塔...quench tower 急冷塔;骤冷塔...packed tower 填充塔;填料塔...vacuum tower 真空蒸馏塔...packed extration tower 填充式萃取塔...bell tower 钟塔,钟楼...
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