The formation mechanism of orange valvule-like pinhole in rolled aluminium foil was investigated by using optical microscopy,scanning electron microscopy,and energy dispersion X-ray spectrum.

利用光显微镜、扫描电镜、能谱分析等试验手段对铝箔中"桔瓣"针孔原因进行了分析。

Pinhole. A short unwelded area in the weld line extending through the entire pipe so that fluid will leak out through the area very slowly.

针孔。指焊缝线上位焊接、贯穿管子整个壁厚细孔，可导致流体从该孔缓慢漏出。

The formation mechanism of orange valvule-like pinhole in rolled aluminium foil was investigated by using optical microscopy,scanning electron microscopy,and energy dispersion X-ray spectrum.

利用光显微镜、扫描电镜、能谱分析等试验手段对铝箔中"桔瓣"形针孔形成的原因进行了分析。

Pinhole. A short unwelded area in the weld line extending through the entire pipe so that fluid will leak out through the area very slowly.

针孔。指焊缝线上位焊接的、贯穿管子整个壁厚的细孔，可导致该孔缓慢漏出。

The formation mechanism of orange valvule-like pinhole in rolled aluminium foil was investigated by using optical microscopy,scanning electron microscopy,and energy dispersion X-ray spectrum.

利用光显微镜、扫描电镜、能谱分析等试验手段对铝箔中"桔瓣"形针孔形成的原因进行了分析。

Pinhole. A short unwelded area in the weld line extending through the entire pipe so that fluid will leak out through the area very slowly.

针孔。指焊缝线上位焊接的、贯整个壁厚的细孔，可导致流体从该孔缓慢漏出。

The formation mechanism of orange valvule-like pinhole in rolled aluminium foil was investigated by using optical microscopy,scanning electron microscopy,and energy dispersion X-ray spectrum.

利用光显微镜、扫描电镜、能谱分析等试验手段对铝箔中"桔瓣"形针孔形成的原因进行了分析。

Pinhole. A short unwelded area in the weld line extending through the entire pipe so that fluid will leak out through the area very slowly.

针孔。指焊缝线上位焊接的、贯穿管子整个壁厚的细孔，可导致流体从该孔缓慢漏出。

The formation mechanism of orange valvule-like pinhole in rolled aluminium foil was investigated by using optical microscopy,scanning electron microscopy,and energy dispersion X-ray spectrum.

利光显微镜、扫描电镜、能谱分析等手段对铝箔中"桔瓣"形孔形成的原因进行了分析。

Pinhole. A short unwelded area in the weld line extending through the entire pipe so that fluid will leak out through the area very slowly.

孔。指焊缝线上位焊接的、贯穿管子整个壁厚的细孔，可导致流体从该孔缓慢漏出。

The formation mechanism of orange valvule-like pinhole in rolled aluminium foil was investigated by using optical microscopy,scanning electron microscopy,and energy dispersion X-ray spectrum.

利用光显微镜、扫描电镜、能谱分析等试验手段对铝箔中"桔瓣"形针孔形成的原因进行了分析。

Pinhole. A short unwelded area in the weld line extending through the entire pipe so that fluid will leak out through the area very slowly.

针孔。指焊缝线上位焊接的、贯穿管子整的细孔，可导致流体从该孔缓慢漏出。

The formation mechanism of orange valvule-like pinhole in rolled aluminium foil was investigated by using optical microscopy,scanning electron microscopy,and energy dispersion X-ray spectrum.

利用光显微镜、扫描电镜、能谱试验手段对铝箔中"桔瓣"形针形成的原因进行了。

Pinhole. A short unwelded area in the weld line extending through the entire pipe so that fluid will leak out through the area very slowly.

针。指焊缝线上位焊接的、贯穿管子整个壁厚的细，可导致流体从该缓慢漏出。

The formation mechanism of orange valvule-like pinhole in rolled aluminium foil was investigated by using optical microscopy,scanning electron microscopy,and energy dispersion X-ray spectrum.

利用光显微镜、扫描电镜、能谱分验手段对铝箔中"桔瓣"形形成的原因进行了分。

Pinhole. A short unwelded area in the weld line extending through the entire pipe so that fluid will leak out through the area very slowly.

。指焊缝线上位焊接的、贯穿管子整个壁厚的细，可导致流体从该缓慢漏出。

The formation mechanism of orange valvule-like pinhole in rolled aluminium foil was investigated by using optical microscopy,scanning electron microscopy,and energy dispersion X-ray spectrum.

利用光显微镜、扫描电镜、能谱分析等试验手箔中"桔瓣"形针孔形成的原因进行了分析。

Pinhole. A short unwelded area in the weld line extending through the entire pipe so that fluid will leak out through the area very slowly.

针孔。指焊缝线上位焊接的、贯穿管子整个壁厚的细孔，可导致流体从该孔缓慢漏出。