During the production of shell bodies, surface defects were found by magnetic powder inspection.
炮弹弹体生产中，磁粉检测发现表层缺陷。
"There's no question there were standing bodies of water at the surface," he maintains.
“那个地方正是水体的表面没有任何的问题，”他维持说。
The surface that separates rock bodies of different lithologies, or rock types.
分隔不同岩性或岩石类型的岩体的面。
Submerged moving bodies may present some wake features on ocean surface.
水下物体运动引起扰动，会在海面产生尾迹。
Submerged moving bodies may present some wake features on ocean surface.
水下物体运动引起扰动，会在海面产生尾迹。
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