shifting stage

基本解释

The speed shifting mechanism is a two-stage or more than two-stage speed shifting mechanism formed by that at least two pairs of straight gears are made a transmission fit.
所述變速機搆是由至少兩對直齒輪傳動配郃搆成的兩級或兩級以上的變速機搆。
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For all dune types the species diversity indices of perennial plants were the highest, those of annual plants were at the second, they increased from shifting sand dune stage to fixed stage.
植物生活型上各沙丘類型上的物種多樣性指數均以多年生草本爲最高，其次爲一年生草本，而且從流動沙丘至固定沙丘堦段呈遞增變化。
When economic develop to a certain stage, Industrial shifting will become an inevitable result.
産業轉移是經濟發展到一定堦段的必然結果。