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- sea floor hydrothermal polymetallic deposit 海底热液矿床
- A large elevated area of a sea floor. 海底斜坡大面积倾斜的海底
- It looked like a purple flower far above the sea floor. 它就像是一朵紫色的花高挂在海底上方。
- New sea floor is constantly being created along spreading centers. 新海底沿着扩张的中心不断地产生。
- The sea floor is spreading away from the mid-ocean ridges. 海底正在从大洋中脊扩张开来。
- A broad, level expanse, as a part of the sea floor or a lunar mare. 广阔的区域作为海底或月球阴暗部的平坦、水平或开阔的区域
- The morphology evolution of single crystal silicon wafers in the hydrothermal process was investigated. 详细研究了铁钝化多孔矽水热制备过程中单晶矽片表面的形貌演化。
- Obviously somewhere else old sea floor must be going away. 显然，一些其他地方的老海底就一定会逐渐消亡。
- A broad,level expanse,as a part of the sea floor or a lunar mare. 广阔的区域作为海底或月球阴暗部的平坦、水平或开阔的区域
- Hydrothermal process and solvent thermal process have been successfully applied to prepare nanocrystalline CdS via the reaction of CdSO_4 with Na_2S or thioacetamide. 以硫化钠和硫代乙酰胺为硫源,用水热和溶剂热方法制备了不同粒径的纳米硫化镉半导体光催化剂。
- It swims on the sea floor just as its ancestors did. 它在海底游动,就象它的祖辈那样。
- And the sulphide mineral deposits lie directly on the sea floor. 而硫化物矿藏直接坐落在海床上。
- The types of deposits basically are differential metasomatism in the later magma, pneumatolytic hydrothermal process, pegmatite process, residual deposits and placer deposits. 矿床类型以岩浆晚期分异交代型、气成热液型、伟晶岩型、风化壳型和砂矿型为主。
- The dispersing organic bentonite is synthesized using Ca-bentonite as matrix and octadecyl/hexadecyl ammoniumchloride as the cover agent, based on hydrothermal process. 以钙基膨润土为基料,十八/十六烷基氯化铵为有机覆盖剂,用水热合成法制备出易分散型有机膨润土。
- Land the TGB to sea floor and observe with the subsea television. 下基板到海底，用水下电视观察。
- Land the TGB to sea floor and observe with the sub sea. 下基板到海底，用水下电视观察。
- On death, their remains rained down to the sea floor. 死后，他们的遗骸大量地沉入海底。
- In this study, tetragonal ZrO2(3Y) nanopowder was obtained by hydrothermal process, using the aqueous solution of the composite mineralizer K2CO3/KOH as a reaction agent, and was then characterized by XRD, TEM, BET, etc. 本文以K2CO3/KOH复合矿化剂水溶液作为反应介质,水热制备四方相ZrO2(3Y)纳米粉体,并借助XRD、TEM、BET等测试手段,对粉体的性能进行表征。
- The investigation of optical properties of CdS nanorods prepared by the TGA-assisted hydrothermal process indicates that there are three photoluminescence (PL) bands of CdS nanorods at 398, 485, and 580 nm, respectively. 对由TGA辅助水热法制备的硫化镉纳米棒光学性质的研究表明,CdS纳米棒有三个光致发光峰,其中398nm属于TGA和CdS纳米棒络合体的发射峰;
- The microscopic structure and crystallinity of wool fibers after high-temperature hydrothermal process have been analyzed using scanning elecrron microscopy and X-ray diffractometer. 采用扫描电子显微镜及X射线衍射仪,对羊毛纤维经高温热湿处理后微观结构形态及结晶度进行了分析。
