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- To become reduced to carbon or charcoal. 使燒成炭,使燒成木炭
- The carbon14 atoms oxidize to carbon dioxide which gets blown about and mixed up with lower atmosphere. 碳14原子氧化生成二氧化碳,向四周散去并與低空的大氣混合。
- The surface energy of DLC films is dependent on the carbon bonds and surface roughness. DLC薄膜表面能高低取決于表面碳碳鍵與粗糙度的變化.
- A low molecular weight poly(DL lactide) containing carbon carbon bonds was synthesized from DL lactide, glycerin and fumaric acid. 由丙三醇、丙交酯和反丁烯二酸制得一含碳碳雙健的低分子量聚酯。
- Life with oxygen began some 2.5 billion years ago with the evolution of organisms capable of transducing solar energy into the chemical energy of carbon bonds. 有氧生物25億年前就已經(jīng)存在了,演變的有機體能夠將太陽(yáng)能轉化為與碳結合的化學(xué)能。
- Compounds such as methane can be cleaved to carbon and hydrogen. 象甲烷這樣的化合物能分解為碳和氫。
- When the tube was broken, air rushed in, causing the phosphorus to self-combust. 當管體破裂,空氣涌進(jìn),導致磷的自燃。
- Most fruits and vegetables contain some phosphorus and help to balance the ratio of phosphorus to calcium in a wholesome diet. 最大多數的水果和蔬菜包含一些磷和幫忙平衡對一種有益健康的飲食鈣磷的比。
- GreatPoint Energy's technology uses the same basic technique to “refine” coal by employing a novel catalyst to “crack” the carbon bonds and transform the coal into clean burning methane (natural gas). 巨點(diǎn)能源技術(shù)使用相同的技術(shù)來(lái)精煉原煤,通過(guò)使用新的催化劑來(lái)打斷炭鍵,并將煤變成清潔可燃的甲烷(天然氣)。
- Methods Examine and analyse the hygienic con dition of oral cavity and the content s of serum calcium and phosphorus to 102elderly. 方法對102名老年人進(jìn)行口腔檢查和血清鈣磷含量的測定,并進(jìn)行臨床分析。
- The introduction of phosphorus to improve the flame retardance of epoxy resin systems has been the focus of attention by researchers in recent years. 將磷導入環(huán)氧樹(shù)脂體系而賦予其阻燃性能是目前熱門(mén)的研究課題。
- You need a strong adhesive to bond wood to metal. 需要強力膠才能把木料粘在金屬上。
- These atoms can remove or abstract a hydrogen atom which is attached to carbon. 這些原子也可以除去或摘取結合在碳原子上的一個(gè)氫原子。
- In this paper,the relation of heterotrophic bacteria to nitrogen and phosphorus in marine environment is studied by adding nitrogen and phosphorus to the seawater in mesocosm. 利用海洋圍隔生態(tài)系統實(shí)驗裝置,向海水中施加不同濃度的氮和磷,研究海洋異養細菌與海水環(huán)境中氮、磷的關(guān)系。
- Most scientists accept that climate change is linked to carbon emissions. 大多數科學(xué)家都相信氣候變化與排放的含碳氣體有關(guān)。
- Placing the usual swine manure in the fields can increase the phosphorus content of the ground. And when rains cause the phosphorus to wash away, it can harm the environment. 把普通的豬糞澆灌在農田里可以增加土壤中磷的含量。但是下雨的時(shí)候就會(huì )沖走土壤中的磷,這樣就對環(huán)境有害了。
- The carbon 14 atoms oxidize to carbon dioxide which gets blown about and mixed up with lower atmosphere. 碳14原子氧化生成二氧化碳,向四周散去并與低空的大氣混合。
- How much do all these figures stack up to? 這些數字的總和是多少?
- There was a long lag in forwarding mail to us. 轉寄給我們的郵件晚了很久才拿到。
- The latter studies also implied that exposure to carbon monoxide altered time discrimination and estimation. 研究還指出,對一氧化碳的暴露,改變了對時(shí)間的區別和估計。