| marker bed; index bed; key bed; key horizon | ชั้นหินหลัก [ธรณีวิทยา๑๔ ม.ค. ๒๕๔๖] |
| 标砖 | [标 砖 / 標 磚] marker brick (in building); keystone [Add to Longdo] |
| マーカ列束表 | [マーカれつたばひょう, ma-ka retsutabahyou] (n) { comp } polymarker bundle table [Add to Longdo] |
| マーカ列束表 | [マーカれつたばひょう, ma-ka retsutabahyou] polymarker bundle table [Add to Longdo] |