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西门子ＣＴ机无规则伪影检修三明市第一医院ＣＴ室翁国畴故障现象：扫描后图象无规则伪影查检分析：伪影分为有规则和无规则仍影两种。有规则伪影如条状、圈状、波级状等、此类故障一般出在数据采集系统内、如Ｄ４板、Ｄ７板、和２６块通道板的接触不良均会产生，比较容易...
Siemens CT Machine Irregularity Artifact Overhaul CT Room of First Hospital of Sanming City Weng Guo-Cuo Fault Symptoms: Image Scanning after Irregularity Scanning Analysis: There are two kinds of artifacts: regular and irregular. There are regular artifacts such as bars, loops, wave-like, etc. Such failures are generally found in the data acquisition system, such as D4 board, D7 board, and 26 channel board’s poor contact will be generated. .