The results showed that Yb ( OSO 2 C 8 F 17 ) 3 and C 10 F 18 were the best catalyst and fluorous solvent respec - tively.研究表明Yb ( OSO2C8F17 ) 3和C10F18分别是最好的氟代催化剂和氟溶剂.The FBC ( fluorous biphase catalysis ) is a new nonaq...
他拔出匕首转身面向追他的人。He drew his dagger and turned to face his pursuers.她一下子转身面向他，茶水溅了出来都没注意到。She swung around to him, spilling her tea without noticing it.这个团体没能说服他们再版专门面向女性的文学作品。The group wasn'table to interest them in r...
早期预混配方中包括剑麻纤维.The early premix formulations contained sisal fibers.用纯麻车扎制成,剑麻锋利, 有超强磨削力!Usage and Feature : Made from pure rut , sisal Hemp nipping with superpower!本文采用高性能芳纶纤维和剑麻纤维为原料制备湿式纸基摩擦材料.The sisal pulp and aramid ...
Now draw or trace ten dinosaurs in ascending order of size.现在按照体型由小到大的顺序画出或是临摹出10只恐龙。We watched the mists ascending from the valley.我们看着迷雾由山谷升起.The smoke is ascending slowly from the chimney.烟从烟囱里袅袅升起....
他听见从远处什么地方传来打字机的嗒嗒声。From somewhere distant he heard the clatter of a typewriter.远处夕阳西下。Far off to the west the sun was sinking.即使从远处看，他的狐狸戏服也很抢眼。Even from a distance the effect of his fox costume was stunning....
于是,图K1是非平面的.The graph K 1 is hence nonplanar.天文学家通常认为,恒星际星尘都是紧靠着银河平面的.Astronomers usually assume that interstellar dust is closely confined to the galactic plane.之所以有此需要,是因为所加载荷通常是垂直于校准装置平面的.This is necessary because the...
By the amide and aliphatic chain or alicyclic base line base connected criminal macromolecules.由酰胺链与脂族基或脂环基连接的线刑大分子构成.In this paper , two unsaturated alicyclic nitrogen heterocyclic crownethers were synthesized by phase ...
Eisenhower was intensely aware of the need for long-range planning.艾森豪威尔深谙长远规划的必要性。Steve was intensely curious about the world I came from.史蒂夫非常想了解我以前生活的那个世界。I could feel that a man was watching me very intensely.我能感觉到有人...