1.
Ultrasonic Quantitative Testing of Wood Hole-Defect Based on Energy Method;
基于能量法木材孔洞缺陷的超声定量检测研究
2.
Determination of the Hole Size and Position in Log Using Ultrasonic;
基于超声波原木内部孔洞缺陷定量检测
3.
Elimination Ways of Dense Blow-Holes Defect on the Double Side Face of Ductile Iron Ring
消除球铁环双端面聚集孔洞缺陷的途径
4.
Effects of Moisture Content on Defect of Log Flaws Detection
含水率对原木孔洞缺陷应力波检测效果的影响
5.
Effects of Impact Conditions on Testing Results of Log Flaws
冲击条件对原木孔洞缺陷检测效果影响的研究
6.
Application of wavelet packet analysis and BP ANN in diagnosing the hole defects in Acer mono wood using ultrasonic quantitative testing.
小波和神经网络在色木孔洞缺陷超声定量检测中的应用
7.
Effects of Main Test Conditions on Detecting Accuracy of Log Hole Defect Based on Stress Wave;
主要测试条件参数对原木孔洞缺陷应力波检测效果的影响
8.
Multi-orientated One-dimensional SAXS Study of Microvoids in PAN-based Carbon Fibers and Fibril;
PAN基碳纤维及原丝中微孔洞缺陷的一维多取向SAXS表征
9.
"aperture: an opening, such as a hole, gap, or slit."
孔,洞: 开口,如洞、缝隙或缺口
10.
An opening, such as a hole, gap, or slit.
孔，洞开口，如洞、缝隙或缺口
11.
Research of PBGA Voids in Lead-Free Reflow Process
无铅再流焊接PBGA空洞缺陷研究
12.
Numerical Simulation of Micro Void Collapse in the Pure Aluminum under the Shock Compression
冲击压缩下纯铝中微孔洞塌陷的数值模拟
13.
Research on the Casting Shrinks Properties and Air Hole of Ti-43Al-9V Intermetallic Compounds;
Ti-43Al-9V铸造受阻收缩及气孔缺陷
14.
Prevention of quality defect in hole drilling grout pillar;
桥梁钻孔灌注桩质量缺陷分析及防治
15.
Nondestructive Evaluation of Pinhole Defect of Cast Aluminum Alloy by Ultrasonic Method
铸造铝合金针孔缺陷的超声无损评价
16.
Cylinder hole sunspot flaw reason analysis and solution measure
缸孔黑点缺陷的原因分析及解决措施
17.
Formation Reason and Countermeasures of Blowhole Defects for Cylinder Block Casting
柴油机缸体气孔缺陷成因分析及对策
18.
Common Quality Defects and Prevention Measures of Cast-in-place Bored Pile
钻孔灌注桩常见质量缺陷及防治措施