| |||
环向压力 | |||
圆环压缩 | |||
环压力 |
ring compression : 49 phrases in 11 subjects |
Automobiles | 19 |
Aviation | 1 |
Bridge construction | 2 |
Compressors | 4 |
Drilling | 1 |
Electric machinery | 1 |
Engineering geology | 1 |
Mechanic engineering | 1 |
Oil / petroleum | 2 |
Rail transport | 1 |
Technology | 16 |