It was no coincidence that the announcements of the two findings — distant quasars and normal galaxies — were made together at a meeting of the American Astronomical Society (AAS) Jan. 9.
在1月9日,美国天文学会的一次会议上,两个发现——关于遥远的类星体和常规的星系——被同时公布,这并不是巧合。
The AAs which concentration was lower in diets than in bacterial proteins may play a key role in regulation of rumen microbial protein synthesis.
饲料中含量较瘤胃微生物含量低的氨基酸可能在瘤胃微生物蛋白质合成中起着至关重要的调控作用。
A new interface was designed for connecting a model 8031 chip microprocessor with H_508 atomic absorption spectrometer and the computer control of the AAS instrument was realized with very low cost.
用自行设计的接口电路将8031单片机与H_508原子吸收分光光度计连接,以很低的成本使仪器计算机化,灵敏度提高且效果良好。
The sensitivities of 12 elements has been invelstigated with 8 kinds of organic solvents used as carrier stream for FI-AAS, and by using a hydrodynamic conduit in place of injection valve.
使用流体动力定量管代替进样阀,用8种有机试剂作载流由流动注射原子吸收法测定12个元素。
A preconcentration on TOPO chemically modified electrode-graphite furnace AAS method has been developed for the determination of trace antimony in water samples.
本文研究了三辛基氧化膦(topo)学修饰电极预富集石墨炉原子吸收法测定水样中痕量锑。
This paper introduces a new method which can obtain the extinction value linear to the concentration for the atomic absorption spectrometry (AAS) and atomic resonant fluorescent spectrometry (ARFS).
提出一种使原子吸收与原子共振荧光光谱分析均能得到与被测元素浓度成线性关系的消光值的方法。
ConclusionThe AAS method had a certain value for determining the uncertainty of the measurement of Mn Content in drinking water.
结论该方法对评价用原子吸收测定饮用水中锰的不确定度有一定的参考价值。
Our company equipped with advanced equipments - ICP-AES and AAS, and superior testing environment, meanwhile we consist of a group of experienced technical personnel and high-calibre inspection team.
公司拥有单道扫描光谱仪、原子吸收分光光度仪等一批先进的检测设备和优良的检测环境,同时有一批经验丰富的技术人员和高素质的检测团队。
Our company equipped with advanced equipments - ICP-AES and AAS, and superior testing environment, meanwhile we consist of a group of experienced technical personnel and high-calibre inspection team.
公司拥有单道扫描光谱仪、原子吸收分光光度仪等一批先进的检测设备和优良的检测环境,同时有一批经验丰富的技术人员和高素质的检测团队。
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