ct3
- abbr.CT3型;通信下士（美国海军一般军阶）;第三代无绳电话
ct3-
This method Will not be affected by phase inversion and the Saturation of CT3 、 raise a Line Selection by using the morphological gradient to detect the resonant grounding system fault .
该方法不受到倒相和CT饱和度影响，能够提高故障选线的精度。3、提出了一种利用形态学梯度检测的谐振接地系统故障选线方法，该方法相对于小波检测能提高计算效率。
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The processes of producing cast steel dies by the ceramic mold method can be directly utilized in foundry workshop . The dimensional tolerances of the dies thus made can reach to China National Standard CT3 ~ 4 and the surface roughness to Ra 3.2 .
应用此陶瓷型铸造工艺浇铸的铸钢模具，尺寸精度达到国家标准CT3～4，表面粗糙度达Ra32，可用于实际生产。