A.
机器异常发热 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
B.
冲头表面粗糙 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
C.
颗粒含水量过多 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
D.
上下冲头油污过多 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
E.
冲头长短不一 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>