作业帮英语翻译he appropriate working standard solutions for fortificat
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/14 06:42:08
英语翻译
he appropriate working standard solutions for fortification and external calibration curves were prepared daily by diluting the stock solution with HPLC water.The following solvents and reagents were used:(a) sodium dihydrogenphosphate monohydrate (100%; Roth); (b) sodium hydroxide (99%; Merck);
(c) formic acid (98–100%; Merck); (d) sodium hydroxide solution (5 M); (e) sodium hydroxide solution (0.2 M); (f)phosphate buffer (0.05 M,pH 8.5; weigh 6.9 g of sodium dihydrogenphosphate monohydrate,add ca.700 ml of water,adjust pH to 8.5 with 5 M sodium hydroxide solution and dilute to 1000 ml with water); (g) mobile phase A:0.005%(v/v) formic acid in water; (h) mobile phase B:methanol;(i) solid-phase extraction (SPE) cartridges:Oasis HLB(polymeric sorbent) 60 mg (Waters).Silanised pear-shaped flasks:fill flasks with a solution of dimethyldichlorosilane in 100 ml toluene,let stand 30 min,and rinse successively
with toluene,absolute methanol and water.
he appropriate working standard solutions for fortification and external calibration curves were prepared daily by diluting the stock solution with HPLC water.The following solvents and reagents were used:(a) sodium dihydrogenphosphate monohydrate (100%; Roth); (b) sodium hydroxide (99%; Merck);
(c) formic acid (98–100%; Merck); (d) sodium hydroxide solution (5 M); (e) sodium hydroxide solution (0.2 M); (f)phosphate buffer (0.05 M,pH 8.5; weigh 6.9 g of sodium dihydrogenphosphate monohydrate,add ca.700 ml of water,adjust pH to 8.5 with 5 M sodium hydroxide solution and dilute to 1000 ml with water); (g) mobile phase A:0.005%(v/v) formic acid in water; (h) mobile phase B:methanol;(i) solid-phase extraction (SPE) cartridges:Oasis HLB(polymeric sorbent) 60 mg (Waters).Silanised pear-shaped flasks:fill flasks with a solution of dimethyldichlorosilane in 100 ml toluene,let stand 30 min,and rinse successively
with toluene,absolute methanol and water.
这大概是选择打印输出的形式.
PCL：采用支持Printer Engine技术的HP PCL.这意味着需要包含关于物理打印机的必要信息.
PostScript：采用支持Printer Engine技术的Adobe PostScript.这意味着在PPD中也需要包含部分关于物理打印机的一般属性的必要信息.
PDF：采用Adobe标准虚拟打印机,即Adobe PDF.这意味着通过通用的转换平台——Adobe Extreme（将目标转换为）Adobe PDF.
PCL：采用支持Printer Engine技术的HP PCL.这意味着需要包含关于物理打印机的必要信息.
PostScript：采用支持Printer Engine技术的Adobe PostScript.这意味着在PPD中也需要包含部分关于物理打印机的一般属性的必要信息.
PDF：采用Adobe标准虚拟打印机,即Adobe PDF.这意味着通过通用的转换平台——Adobe Extreme（将目标转换为）Adobe PDF.
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