lesser developed countries 中文意思是什麼
lesser developed countries
解釋
較不發達國家-
Fast facer machine is designed to dispose the letters that puting at will to be orderly lesser pile with a certain benchmark or regular letters current in order to offer a unhindered condition for letter sorting machine. now, there are only a few developed countries that can produce this system in the world
高速理信機是把隨意擺放的信函處理成順向、順面的並具有確定基準的信迭或有規律的信件流，以便為高速信函分揀機提供一個順暢的工作條件。
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