In particular, Lock - in thermography is more suitable to detect composite material structure.
特别地,锁相热成像更适合用来检测复合材料结构。
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In summary: diamond net anti-theft screen price profile material, extrusion equipment, spraying powder, processing equipment, diamond grade, some factors affecting the quality of lock etc.
The article details material selection, grouting technology and quality inspection in the treatment of defects in concrete of the permanent ship lock of Three Gorges.