silica
英 ['s?l?k?]
美['s?l?k?]
- n. 二氧化硅；[材] 硅土
- n. (Silica)人名；(羅)西莉卡
TEM8TOEFL暢通詞匯
助記提示
on model of alumina, soda.
中文詞源
silica 硅石，二氧化硅
來自拉丁語 silicis,所有格形式于 silex,打火石，鵝卵石，小石子。后用于指二氧化硅。
英文詞源
- silica (n.)
- "hard silicon dioxide," 1801, Modern Latin, from Latin silex (genitive silicis) "flint, pebble," on model of alumina, soda.
雙語例句
- 1. AAR can be assorted two classifications: Alkali - Silica Reaction ( ASR ) and Alkali - Carbonate Reaction ( ACR ).
- AAR主要 分兩類: 堿 - 硅酸反應(Alkali-Silica Reaction, 簡稱 ASR ) 和堿 - 碳酸鹽反應 ( Alkali-CarbonateReaction,簡稱ACR ).
來自互聯(lián)網(wǎng)
- 2. The oxidation rates are fastest in freshly cleaned silica vessels.
- 在新清洗的二氧化硅容器中,氧化速度是最快的.
來自辭典例句
- 3. The commercial product however, containing silica and silicates, has a positive effect.
- 然而含有硅石和硅酸鹽的工業(yè)品都有肯定的效果.
來自辭典例句
- 4. Frictional behavior is modified by colloidal silica or starch deposition.
- 耐磨損性能可以通過在織物上沉淀膠狀硅或淀粉一類物質(zhì)而得到改善.
來自辭典例句
- 5. The crude oil is chromatographed over silica gel.
- 粗制油狀物用硅膠進行色譜分離.
來自辭典例句