查询词典 retentiveness

Turn arm was joined with pressure spring join rod of contactor, and magnetic circuit with lesser magnetic resistance consisted of magnetic fields of move iron core and permanent magnet to form retentiveness.

拐臂和触头压力弹簧的连杆相连，动静铁心对永久磁铁的磁场构成小磁阻磁路，形成保持力。

Firstly, vegetation degradation enlarges bareness of ground surface, which enhance wind erosion and dry blowing, make the soiltexture coursing, increase the soil bulk volume and low down the retentiveness of water.

首先，植被退化，增大了地表裸露度，风蚀与风选作用加强，使土壤质地粗化、容重增加，持水性能降低。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。