A、<span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: " times="" new="" roman";="" mso-bidi-font-size:="" 12.0pt;="" mso-font-kerning:="" 1.0pt;="" mso-ansi-language:="" en-us;="" mso-fareast-language:="" zh-cn;="" mso-bidi-language:="" ar-sa;="" mso-fareast-font-family:="" 宋体"="">MR=LMC≠SMC,其中MR=AR=P</span>
B、MR=LMC=SMC
C、MR=LMC=SMC=LAC
D、MR=LMC=SMC=LAC=SAC,其中MR=AR=P
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