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This is the choice, this is the moment of accountability for Ameri-ca.

" "这是个选择，这是为美国尽责任的时候。

Stems roundly 6-angled; leaf blade oblong or broadly ovate; achene ca.

茎彻底地6棱；叶片长圆形或宽卵形；大约2.8毫米的瘦果 7 P 。

La Jolla, CA —Researchers at the Salk Institute for Biological Studies in collaboration with scientists at the University of California, San Diego took a high resolution "action shot" of a protein switch that plays a crucial role in the development of the nervous system.

Salk研究所与加州大学圣地亚哥分校的研究人员合作，利用高分辨率的3D影像，捕捉神经系统发育过程中重要的蛋白质开关Scp1之作用。

The Mg〓 ions in solution take part in the formation of passivation film, which was thicker than that formed in solution without Mg〓. In natural saturated air water and aerated water, the effect of several kinds of anions, dissolved oxygen pH and Ca〓, Mg〓 ions on corrosion inhibition of tungstate was investigated.

钨酸盐作为主要成分的缓蚀剂已经开始实际应用，但是对其缓蚀机理、特别是复配使用时的协同增效机理研究不多，本论文对钨酸盐及其复配缓蚀剂的缓蚀作用和协同增效机理进行了研究，并研究开发了环保型无磷钨系复合水处理剂。

It supported the hypotheses that aerenchyma spaces are filled with liquid at early developmental stages of aerenchyma in S.

仅在第四和第五阶段才能检测到Ca，其最高含量为1.3％细胞壁干重。

Seeds brown when mature, ovoid-globose, ca. 2 mm, ca. 1 mm in diam.

成熟时的种子棕色，卵球形，长约2毫米，直径约1毫米。

Compaired with group HG, the expression of CaM showed an increased trend in group CHG. 4. Intracellular calcium concentration could be elevated resulted from noise exposure.

声暴露后毛细胞内游离Ca~(2+)浓度升高，直接损伤暴露组毛细胞内游离Ca~(2+)浓度明显高于噪声习服组和噪声习服后损伤暴露组。

The Greek historian Herodotus (484 BC ca. 425 BC), and the Greek scholar Callimachus of Cyrene (ca. 305 240 BC) each made similar lists of "wonders", or things a traveler should see.

希腊历史学家希罗多德（公元前484-425年）和希腊Cyrene的学者卡利马什两个人分别列了一个&奇迹&的清单，或者说是旅行者们应该要去观看的景观

The homopolymer based on DHOT, PDHOT, had good solubility in many organic solvents, such as CHCl3, toluene, DCB, and had low band gaps of ca. 1.44 e.V in polymer solution and of ca. 1.42 e.V in the thin film.

以DHOT为主的均聚物，PDHOT，在许多有机溶剂中，如 CHCl3， toluene，DCB，呈现好的溶解性，并且具有低能隙之特性，能隙值在高分子溶液中约为1.44 e.V，在高分子薄膜中则约为

Hermes is credited with writing 20,000 books by Iamblichus (ca. 250-300 BC), a Neo-platonic Syrian philosopher, and over 36,000 books by Manetho (ca. 300 BC), an Egyptian priest who wrote the history of Egypt in Greek, perhaps for Ptolemy I.

赫尔墨斯贷记撰写20000图书Iamblichus （约公元250-300年），一个新的哲学家柏拉图叙利亚，超过3.6万本书的Manetho （约公元前300年），埃及祭司谁写的历史，埃及在希腊，也许托勒密一

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。