The void content, elongation, and bending properties of the composite material were examined.
对复合材料的空隙率、拉伸、弯曲性能进行了实验和分析。
Aiming at the test of void content of carbon-fiber reinforced composite used in aeronautic industry, developed a portable ultrasonic non-destructive test system.
针对航空工业碳纤维复合材料板材的孔隙率检测，研制了便携式超声无损检测系统。
Aiming at the test of void content of carbon-fiber reinforced composite used in aeronautic industry, developed a portable ultrasonic non-destructive test system.
针对航空工业碳纤维复合材料板材的孔隙率检测，研制了便携式超声无损检测系统。
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