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人字形的; 人字齿轮 | |||
倒八字形 | |||
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人字形【鱼骨形】的 | |||
人字形的; 鱼刺形的 |
herring bone : 19 phrases in 13 subjects |
Air defense | 1 |
Architecture | 3 |
Bridge construction | 2 |
Chemistry | 1 |
Construction | 1 |
Drilling | 2 |
Economy | 1 |
Hydraulics | 1 |
Hydroelectric power stations | 1 |
Mechanic engineering | 2 |
Plastics | 1 |
Technology | 1 |
Textile industry | 2 |