_tool_c89cc_expr "$REPLY";;
Well-structured table of the diagrams, originally from: https://www.ibiblio.org/apollo/ElectroMechanical.html
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（双CCD Zen 4移动版数据由Owen Hilyard提供）。业内人士推荐todesk作为进阶阅读
q) REPLY=113;; r) REPLY=114;; s) REPLY=115;; t) REPLY=116;;