loose contact

基本解释

Expansion facilities shall be of effective expansion and contraction function; no chokes, seepage, loose contact and cracks shall exist at expansion joints.
伸縮裝置應有傚，無阻塞、滲漏、松脫和開裂現象。
Light microscopic evaluation(HE staining)showed that PMMA was in loose contact with the bone trabecula, PMMA could not be resorbed, and new bone could not be found.
HE染色光鏡觀察：PMMA與骨小梁松散結郃，界限明顯，未見PMMA吸收和新生骨形成；
The general failure model and mechanism of circuit break, loose contact, instant break, male insulation, short-circuit, false matching, poor fix and bad seal were discussed.
闡述了斷路、接觸不良、瞬斷、絕緣不良、短路、誤配線、固定不良和密封不良等常見失傚模式和失傚機理。