alumina是什么意思

After setting, the surfaces of the specimens are ground down using carborundum and alumina.凝固之后, 样品表面连续用金钢砂或氧化铝磨平.Support the transport system for alumina and fluoride to the hoppers.支撑氧化铝和氟化盐进入料斗的传送系统.Activated carbon, ...

After setting, the surfaces of the specimens are ground down using carborundum and alumina.凝固之后, 样品表面连续用金钢砂或氧化铝磨平.Activated carbon, alumina are often used to remove many types of organic materials from aqueous streams.常用...

alumina的音标：alumina的英式发音音标为：[ə'lu:mɪnə]alumina的美式发音音标为：[ə'lumənə]...

“鞍马”的拼音为：ān mǎ...

n.（士兵用的） 掩体( bunker的名词复数 )，地堡，（高尔夫球场的）沙坑，煤仓v.（士兵用的） 掩体( bunker的第三人称单数 )，地堡，（高尔夫球场的）沙坑，煤仓...

“秘诀”的拼音为：mì jué...

menstruation的音标：menstruation的英式发音音标为：[ˌmenstru'eɪʃn]menstruation的美式发音音标为：[ˌmɛnstru'eʃən]...

adj.胆小的，畏怯...

Roads were flooded or blocked by landslips.道路或被淹没，或被山体滑坡阻塞。Torrential rain and thunderstorms caused three reported cases of landslips and 20 of flooding.此外,维克托也带来豪雨及雷暴,导致3宗山泥倾泻和20宗水浸.The Observatory also warns of thunder...

胃充血...

destiny的近义词有：destiny, fate, lot, doom, luck, fortune。下面这些名词均有"命运，运气"的含义：destiny：普通用词，侧重预先注定的命运，对未来命运的美好憧憬。fate：较庄严用词，多指不幸的命运，暗示不可避免，令人畏惧和人的意志无法改变，宿命论色彩较浓。 lot：多指偶然的运气或终身遭受的不幸命运。doom：指最终的，常常是灾难性或毁灭性的命运，隐含不可避免的意味。luck：普通日常...

hazy的音标：hazy的英式发音音标为：['heɪzi]hazy的美式发音音标为：['hezi]...

adj.防蚀的，防腐...

“颓丧”的反义词：振作, 振奋。...

episcopal的音标：episcopal的英式发音音标为：[ɪ'pɪskəpl]episcopal的美式发音音标为：[ɪ'pɪskəpəl]...

“耐锈性”的英语可以翻译为：acid-proof cast iron，ariron ...

chorus的现在完成时为：chorused...

bops的音标：...