臭氧是一种非常活跃的氧气形态。Ozone is a highly reactive form of oxygen gas.他是当下仍旧活跃的最有闯劲、最具想象力的爵士乐钢琴师之一。He's one of the most dynamically imaginative jazz pianists still functioning.20世纪80年代初他突然在时尚界活跃起来。He burst onto the fashion s...
METHODS: The target compound was synthesized from N - benzyl protected aminoacetophenone through hydrogenation, benzoylation and reduction.方法: 以氮 - 苄基保护胺基酮为原料,经氢化, 苯甲酰化,还原三步合成双苯甲酰沙丁胺醇酯....
Using EDTA dispart ray luminosity method test cupreous in gold - cupreous - cadmium liquid.采用EDTA分光光度法测定金 - 铜 - 镉镀液中的铜.Astronomers tacitly assume that stars of the same luminosity and color all have the same mass.天文学家心照不...
They succeed in differentiating the most commodity - like products.在最通用的日用产品方面,它们也能独树一帜标新立异.The simplest and most effective method of differentiating areas is to use different colours.区别面状要素最简单而又行之有效的办法,是使用不同的颜色.In diffe...
军队是不鼓励秘密警察渗入的少数机构之一。The army was one of the few institutions the secret police were not encouraged to penetrate.防油纸: 高度抗油渗入的半透明纸.Grease - proof paper : Translucent paper with high resistance to grease penetration.高度抗油渗入的...
Anthelmintic packaging, mainly in white with other light - colored appropriately.驱虫药包拆, 以不白色为主不合配上其他不浓色.A tropical American plant ( Chenopodium ambrosioides ) yielding an oil used as an anthelmintic.'美洲'.'...
The authorities had agreed to waive normal requirements for permits to cross the border.当局已经同意免除跨境所需办理的常规手续。I'll record to our habitat office waive our claim immediately.我立即写信给咱们的总公司提出放弃索赔.In view of the unusual cir...