3) gradually constructed contour terrace
渐进式等高梯田
1.
Two in-situ rainwater harvesting approaches,gradually constructed contour terrace and contour ridge and fur-row planting were introduced.
该文介绍了两种田间集雨措施(渐进式等高梯田和坡地等高沟垄种植)的集雨增墒效应和增产作用。
4) sidestep advancing mining model
台阶式渐进开采
5) progressive tariff marking up of the stair type
阶梯式累进加价
6) five-steps-ladder
五级阶梯式递进
1.
With experiences from reforming experiment teaching in recent years, we present a five-steps-ladder teaching model and get much better teaching effects than before in practice.
结合近几年的实验教学改革实践,我们探索并提出了一种五级阶梯式递进实践教学模式,收到了较好的实践教学效果。
补充资料：渐进式防撞能区
渐进式防撞能区能在发生撞击事故的过程中车身前后部会逐级溃缩，从而吸收掉可能传递到乘客舱的能量。这样乘客舱被显著加固，成为一个有效的生存舱，可以保护乘客免受伤害。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条