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to phrases
fixed arch
archit. 固定拱
hydroel.st. 固端拱; 无铰拱
tech. 固定拱 (at both ends); 无铰拱 (at both ends); 固端拱 (at both ends)
fixed arch: 22 phrases in 6 subjects
Architecture2
Bridge construction4
Dentistry1
Electronics1
Metallurgy2
Technology12