文件之间之间的关系

sutee7907

弱弱的文下，candence中的原路里图文件，封装库文件（.dra,  .psm），PAD文件还有网络标文件之间是什么关系，哪个文件必须放在安装目录下的PCBLIB文件里，那些必须在同一个文件里？

sutee7907

还有刚学到导入网表文件，开始生成网络表错误，后来重新弄了下封装，可以导入网标了可是出现了警告，帮帮看看是什么问题？
#39  WARNING(304) Device/Symbol check warning detected.
Symbol '0603' for device 'R_0603_150K' not found in PSMPATH or must be "dbdoctor"ed.
#40  WARNING(304) Device/Symbol check warning detected.
% P4 ]; U# i; j" F! _Symbol '0603' for device 'R_0603_300K' not found in PSMPATH or must be "dbdoctor"ed.
1 z" c+ x" B1 h#41  WARNING(304) Device/Symbol check warning detected.
8 }! U8 f4 g9 f& z! pSymbol '0603' for device 'R_0603_1M' not found in PSMPATH or must be "dbdoctor"ed.
7 v# ]$ ^4 S2 K: g3 B! _#42  WARNING(304) Device/Symbol check warning detected.
Symbol '0603' for device 'R_0603_560K' not found in PSMPATH or must be "dbdoctor"ed.
#43  WARNING(304) Device/Symbol check warning detected.
Symbol 'SO-8' for device 'HT9032D_SO-8_HT9032D' not found in PSMPATH or must be "dbdoctor"ed.
#44  WARNING(304) Device/Symbol check warning detected.
8 u: v& H; m- x' ]. b( jSymbol 'TLP127' for device 'PS2501-1_TLP127_PC181' not found in PSMPATH or must be "dbdoctor"ed.
#45  WARNING(304) Device/Symbol check warning detected.

sutee7907

没有人回答。不过问题解决了，笨办法一步一步的尝试。