當(dāng)閥門熱關(guān)閉,并冷卻下來,則楔板將會產(chǎn)生黏著現(xiàn)象.Wedge will stick when valve is closed hot and allowed to cool.內(nèi)燃機(jī)的活塞過熱時會黏著于汽缸內(nèi).In an overheated internal - combustion engine, the pistons may seize in the cylinders.此時毛孔緊縮, 粉底霜黏著效果將較好.At this poi...