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支撑拱 | |
el. | supporting arch |
顶 | |
chess.term. | bump |
dril. | head |
hydroel.st. | top; roof; vertex; crest |
IT | bump |
life.sc. | apex |
oil | top |
| |||
supporting arch |
支撑拱 : 28 phrases in 6 subjects |
Architecture | 2 |
Automobiles | 3 |
Engineering geology | 2 |
Metallurgy | 5 |
Rail transport | 1 |
Technology | 15 |