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- Cork is often used for insulation. 栓皮經(jīng)常用作絕緣材料。
- The orient has been playing an active role in the world economy. 亞洲一直在世界經(jīng)濟中發(fā)揮積極作用。
- He is an active member of the school's stamp club. 他是學(xué)校集郵俱樂(lè )部的一名活躍會(huì )員。
- Foam rubber provides good insulation. 泡沫橡膠隔絕性能良好。
- An active volcano may explode at any time. 活火山隨時(shí)都有可能爆發(fā)。
- OVERVOLTAGE PROTECTION CONTROL AND ACTIVE INSULATION COORDINATION OF YI-FENG THYRISTOR CONTROLLED SERIES COMPENSATION 伊馮可控串補過(guò)電壓保護控制及主動(dòng)絕緣配合研究
- Is it wise to engage in active sports at your age? 我這樣的年紀積極參加體育活動(dòng)是否明智？
- She was active as a left-winger in the party. 她是黨內積極的左翼分子。
- He was very active and rode down several horses. 他勁頭很大，一連騎了好幾匹馬。
- She plays an active part in local politics. 她積極參與地方政治活動(dòng)。
- The steel market will continue to be active. 鋼材市場(chǎng)將會(huì )繼續保持活躍。
- An active volcano may erupt at any time. 活火山隨時(shí)可能?chē)姲l(fā)。
- Loss of electric current as a result of faulty insulation. 漏電由于絕緣不好而導致的電流流失
- He was disabled when on active service. 他在戰斗中受傷致殘。
- Ms. Brown is active in the party. 布朗女士在晚會(huì )上很活躍。
- The active boy was extremely distractible. 那好動(dòng)的男孩極不專(zhuān)心。
- His lame foot disqualified him for active work. 跛腳使他無(wú)法參加積極活動(dòng)。
- He's very active for an elderly man. 作為老年人，他是非?；钴S的。
- Insulation used to prevent heat diffusion, as from a steam pipe. 絕熱材料用來(lái)防止熱量散失的絕熱材料，如從蒸汽輸送管上
- She is very active for an octogenarian. 她已經(jīng)是八旬老人了，還很精神。
