涂层（coating）
涂层（coating）
相关考题：
The passage implies that medicine in an osmotic pump pill will leave the pill when ______.A．the pill is swallowedB．the medicine is dissolved with water from the bodyC．enough pressure builds up in the pillD．the cellulose coating is dissolved
Halon extinguishes a fire by ______.A.breaking the chain reactionB.smothering the fireC.cooling the fireD.coating the fuel with a nonflammable surface
试回答涂层理化性能试验的问题。（1）涂层理化性能试验项目有（ ）。A.涂层厚度、涂层附着性能B.涂层耐冲击性、涂层抗弯曲性、涂层耐低温脆化性能C.涂层耐化学腐蚀性、涂层耐盐雾性能、涂层耐湿热性能D.涂层耐磨性、涂层耐电化学腐蚀性、涂层绝缘性
A seed planted in the sensitive lining of an oyster begins a perpetual coating process that forms a pearl.A:totalB:annualC:continualD:habitual
A ship’s bottom is given a coating of （）which contains poison.A、varnishB、anti-fouling paintC、boottopping paintD、primer
彩色涂层钢板的组合介质组合方式主要有（）。A、有金属基材+化学转化膜涂层+有机涂层（涂料或塑料涂层）B、金属基材+电镀或热镀涂层+化学转化膜涂层+有机涂层（涂料或塑料涂层）C、液压升降系统D、气胀形夹紧机构E、以上说法都不对
最基本的保护层是油漆。（）A、The principal protective coating is paint.B、The principal protective coating is cement wash.C、The principal protective coating is bitumen.D、The principal protective coating is varnish.
单选题最基本的保护层是油漆。（）AThe principal protective coating is paint.BThe principal protective coating is cement wash.CThe principal protective coating is bitumen.DThe principal protective coating is varnish.
单选题（），where the ship is docked for hull coating renewal, and for any other required underwater work to be carried out, when the opportunity is taken to make other repairs.AVoyage repairsBRoutine dockingCDamage repairsDConversion
多选题彩色涂层钢板按涂层分为( )三大类。A无机涂层B有机涂层C复合涂层D阳极氧化涂层E聚酯薄膜涂层