您要查找的是不是:
- When the temperature is high metal parts of the risers should not get in touch with the wing. 当主提带上金属部分温度较高时,不要与伞衣接触。
- A similar metal cluster is believed to be involved in the oxygen-atom insertion into methane to form methanol by the particulate methane monooxygenase in methanotrophic bacteria. 一个类似的铜簇合物可将氧原子嵌入于甲烷分子形成甲醇分子据信是微粒体甲烷单氧化酵素的活性中心。
- The re lative standard deviations is less than 1%.The silver in metal cluster com pounds have been determined by using the method with satisfactory results. 用本法测定含卤素金属原子簇化合物中银,获得满意的结果。
- This process is characterized by reasonal and smooth flowsheet, high quality products and high metal recoveries. 流程合理畅通,产品质量好,各金属回收率高。
- Our synthetic strategy is based on multi-nuclear metal cluster as nodes and linear organic ligands as linkers in an attempt to gain highly connected self-penetrating nets. 我们的设计思路是以多核金属-氧簇作为结点,以线性有机配体为连接剂,设法构筑高连接自穿插网络。
- The feedstock of visbreaking unit of Sudan Block 6 Oil Field is Fula viscous crude with low sulfur,high density,high viscosity, high TAN,and high metal content. 苏丹六区油田减黏裂化装置以苏丹六区稠油为原料油,其性质为低硫、高密度、高黏度、高酸值、高金属含量的重质原油,经过减黏裂化,原油黏度可达到管道外输标准。
- The hydrocarbon cracking catalysts prepared by the silica rich REHY as an active component possessed high cracking activity, low coke formation and high metal tolerance... 用该富硅分子筛作为活性组分制备的烃类裂化催化剂,具有活性高、积炭量低和较强的抗重金属污染能力。
- The result shows that the high metal contents of the residuum andhigh temperature of the gasifier are the main reasons for slagging and block up in the gasifier. 结果表明,渣油中金属含量高及气化炉温度过高是气化炉结渣与堵塞的主要原因。
- The solid transition - metal cluster compounds M2B (M= Mo, W) and M2Ni (M= Zr, Hf) with Al2Cu structure type and MGe2 (M = Nb, Ta) with CrSi2 structure type become superconductors under low temperatures. Al_2Cu型和CrSi_2型固相过渡金属原子簇化合物M_2B(M=Mo;W);M_2Ni(M=Zr;Hf)和MGe_2(M=Nb;Ta)在低温下出现超导行为.
- This paper described the determination of chromium in metal cluster compounds by flame atomic absorption spectrometry.The coexisting element interference was eliminated by sodium ion. 报道了利用火焰原子吸收光谱法测定金属原子簇化合物中铬,用钠离子消除共存元素干扰。
- Less popular but still common are RTDs with a slightly higher metal purity. 不常用但仍可用的稍高金属纯度RTD。
- In situ eaction method, in which metal-containing tetraethoxysiliane(M-TEOS, M: Fe, Co, Ni or Cu) were used as the sol-gel precursors, was firstly applied to prepare the metal/SiO_2 composite aerogels with high metal content in this paper. 本文首次采用含金属(Fe、Co、Ni或Cu)硅酸乙酯(M-TEOS)为原料的原位反应法来制备含金属-氧-硅桥二氧化硅气凝胶,并经氢气高温还原制得金属/SiO_2复合气凝胶。
- The study of passivation of nickel and vanadium on FCC catalyst by modified aluminaand ABO3, a synthesized complex oxide, showed that the matrix of FCC catalyst containing modified alumina and ABO, posseses high metal tolerance ability. 为解决原料油中镍和钒对FCC催化剂的污染,研制了用磷改性的活性氧化铝和一种金属复合氧化物ABO3,将它们按一定比例加到流化催化裂化(FCC)催化剂基质中,对其改性。
- transition metal cluster chalcogenides 过渡金属簇硫族化合物
- transition metal cluster ehaleogenides Ru纳米簇硫族化合物
- Keywords metal cluster;FABMS;degradation; 金属簇合物;FAB质谱;簇解途径;
- She skirted round the problem of the high cost. 她避而不谈巨额费用问题。
- Men and birds are fain of climbing high. 不论人还是鸟都愿意往高处攀。
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。
- Goods of high quality are few and far between these days. 质地精美上乘的物品现在不多见。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries