expansionestadj.扩张主义的n.扩张主义者expansionn.膨胀；扩展；扩充expansion of reproduction[经] 扩大再生产expansion plate appliance膨胀板矫正器expansion of public works[经] 公共事业的发展expansion soil embankment膨胀土路堤expansion Prony algorithm扩充Prony算法expansion of hadronic gas强子气体的膨胀过程expansion-pressure test膨胀压力试验expansion and development展开与发展Expansion and reconstruct拓宽改造expansion of the currency通货膨胀

1. In order to realize the high efficiency of process in the tube-type tank devolatilizer,the structures of some liquid distributors are introduced.
   为了使塔式列管式脱挥器中的蒸发器内有较理想的流体分布，介绍了加设在蒸发器内的液体分布器的结构。