meshing failed 如何修正?

WARN: Volume tank is not meshed and is not exported.
WARN: Face face.155 is not meshed and is not exported.
WARN: Face face.158 is not meshed and is not exported.
WARN: Face face.11 is not meshed and is not exported.
WARN: Face face.12 is not meshed and is not exported.
WARN: Face face.227 is not meshed and is not exported.
WARN: Face face.226 is not meshed and is not exported.
WARN: Face face.225 is not meshed and is not exported.
WARN: Face face.219 is not meshed and is not exported.
WARN: Face face.220 is not meshed and is not exported.
WARN: Face face.218 is not meshed and is not exported.
WARN: Face face.159 is not meshed and is not exported.
A default (unspecified) boundary entity was created.
WARN: Continuum Entity CONTINUUM does not contain any valid entity and is not written.
WARN: Boundary Entity tank_SYMMETRY does not contain any valid entity and is not written.
WARN: Boundary Entity Pitched_Blade_5_Top__INTERFACE_2 does not contain any valid entity and is not written.
WARN: Boundary Entity Rushton_Turbine_7_To_INTERFACE_2 does not contain any valid entity and is not written.
WARN: Boundary Entity Top_Shaft_3_OUTERSHAFT does not contain any valid entity and is not written.