立方体初步试验的英文

• preliminary cube test

• 立方体:    cube; hexahedron
• 初步:    initial; first step; prelimi ...
• 试验:    experiment; test; trial
• 初步试验初步试航:    preliminary trial
• 初步试验:    early test; exploratory test; pilot test; pilottest; preliminary experiment; preliminary testing; preliminary trial; primary test; rough test; trial test