高h乱l高辣h文短篇h-少妇xxx-日本免费高清视频-97在线视频免费观看-亚洲特级毛片-人人97-中文字幕一区二区三区免费视频-免费黄色小网站-九九热在线播放-亚洲 欧美 日韩在线-96av在线-亚洲ⅴ国产v天堂a无码二区-日本欧美日韩-国产精品传媒在线观看-又黄又湿的网站

　　Test Pile Uses: mainly used for cathodic protection parameter detection, pipeline management and maintenance is essential in the device, according to the test function along the layout. Test pile can be used for pipeline potential, current, insulation performance test, can also be used for cover leakage and AC and DC interference test.

　　Test pile type: potential test pile; current test pile; casing test pile; insulation connection test pile; sacrificial anode test pile; other test pile; cross point test pile;

　　Test pile model: Φ108 × 2000 × 4mm; Φ108 × 3000 × 4mm; Φ89 × 1800 × 3mm; Φ89 × 1800 × 4mm; Φ114 × 3000 × 4mm;

　　Can also be produced according to customer requirements of different specifications of the test pile.

　　Specifications