stage drop

It was discovered that the decay of filtration rate can be divided into two stages: drop stage and steady stage.

过滤速率的衰减基本可分为2个阶段，即速率下降阶段和稳态过滤阶段。

Potassium content in pitaya fruit squama and flesh were at a fairly high level 3 days after flowering, and then intended to drop, potassium content in fruit pericarp was highest during fruit mature stage.

火龙果花后3d鳞片和果肉钾含量维持较高水平，之后呈下降趋势，果皮钾含量在果实成熟时最高。

However, exceptional thermal shock curve expressed by electrical resistance only occurred to drop in the initial stage.

个别电阻表征的热震损伤曲线仅在初始阶段损伤有下降现象。

By adjusting flap spot and controling the water stage drop, the gate would do well. Hydraulics Experiment Study on Hydraulic Automatic Control Oscillating Flashboard with Connecting Rod and Idler Wheel

通过调整水力自控翻板闸门翻转点的位置以及有效控制闸门上下游水位差，使水力自控翻板闸门达到了稳定运行的效果连杆滚轮式水力自控翻板闸门水力学试验研究

Traditional single-stage PFC converter usually adopts analog control, however with the rapid development and the drop of the price of the digital signal processor, more and more power electronic equipment use DSP instead of analog controller as the main controller.

传统的单级功率因数校正变换器通常采用模拟控制，随着数字信号处理器（DSP）的飞速发展及性价比的进一步提升，越来越多的电力电子设备采用DSP取代原有的模拟控制芯片作为主控制器。