〈BR〉〈BR〉本公司经营范围：〈BR〉 国外代理公司：美国Restek色谱配件、美国(瑞士)VICI产气相色谱用六通阀、十通阀、电磁阀等、〈BR〉Chromatotec公司VOC检测器、Scottgas公司纯气标气特种气及各种纯气发生器及阀件、加州分析仪器公司大气检测和汽车排气分析 ...

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fCentral Public Health Laboratory of Mato Grosso do Sul, Secretaria de Estado de Saúde de Mato Grosso do Sul, Campo Grande, Brazil ...

p+coord_cartesian(xlim=c(5, 20), ylim=c(0, 50)):笛卡尔坐标系，这是设定修改不会删除数据 p+scale_x_log10(),p+scale_y_log10(): 绘图时对x，y取10 ...

1 Department of Phytopathology, Institute of Sugar Beet Research, Göttingen, Germany 2 Department of Phytomedicine, Plant Virology, Institute of Horticultural Production Systems, Leibniz University, ...

30 20.00 -60 至270/290 19091P-QO4 19091P-QO4E 0.53 15 40.00 -60 至270/290 19095P-QO3 19095P-QO3E 30 40.00 -60 至270/290 19095P-QO4 19095P-QO4E 19095P-QO3安捷伦HP-PLOT Q ...

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The preoptic area of the hypothalamus is a homeostatic control center. The heterogeneous neurons in this nucleus function to regulate the sleep/wake cycle, reproduction, thirst and hydration, as well ...