X-B

常见例句

T ?????0 - ` D + 3 4 X 4 D 2 X 9 X B 1 N ??/ ?. R I . ?. J ?. L ?. D ??
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The j X b force shoots the plasma out of the rocket, and the ensuing reaction force accelerates the rocket.
j X b的力將等離子躰拋離火箭,由此産生的反作用力就加速火箭。
Xu B S, Liang X B, Ma S N.Study on a new designed gun for high velocity arc spraying[J].China Surface Engineering, 1998, 11 (3): 16-19.
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