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1)  graphite shrinkage
石墨收缩(中子通量引起)
2)  absorption dip
[通量]吸收坑,吸收曲线中的下落;吸收引起的下落
3)  Down deflection of mid-span caused by shrinkage and creep
收缩徐变引起的跨中挠度
4)  Graphite furnace atomic absorption spectrometry
石墨炉原子吸收
1.
The content of Cadmium was analyzed by platform graphite furnace atomic absorption spectrometry with thiourea -EDTA-NH4H2PO4 as the matrix modifier.
以硫脲-EDTA-磷酸二氢铵为基体改进剂,利用平台石墨炉原子吸收法分析了山楂叶中痕量镉的含量,探讨了平台石墨炉测定镉的基体改进剂和仪器条件的影响。
2.
It is determined with nitric acid in a high - pressure microwave oven and then analyzed by graphite furnace atomic absorption spectrometry.
先用硝酸高压溶解,然后用石墨炉原子吸收测定。
3.
With the microwave digestion technique and graphite furnace atomic absorption spectrometry method, the trace cadmium in water treatment reagent is measured.
采用微波制样技术 ,用石墨炉原子吸收法测定水处理剂聚合氯化铝中痕量镉 。
5)  GF-AAS
石墨炉原子吸收
1.
Determination of Ultra-trace Platinum in Rock Samples by GF-AAS Method;
石墨炉原子吸收测定岩石样品中超痕量铂
2.
Methods The sample is prepared via microwave digestion and detected with GF-AAS.
方法微波消解-石墨炉原子吸收测定法。
3.
Through optimizing the operating conditions of the instrument,the platinum in plasma was directly determined by GF-AAS.
目的:建立石墨炉原子吸收测定法检测人血浆中总铂浓度。
6)  graphite furnace atomic absorption
石墨炉原子吸收
1.
Study on the determination of zinc with graphite furnace atomic absorption spectrometry;
石墨炉原子吸收法测锌的研究
2.
Determination of chromium content in milk and dairy products by graphite furnace atomic absorption spectrographic methods
石墨炉原子吸收法测定乳和乳制品中的铬
3.
Objective To explore a method for determination of tr ace Pb in water by graphite furnace atomic absorption.
目的 :探索水中痕量铅的石墨炉原子吸收法测定。
补充资料:收缩
分子式:
CAS号:

性质:是单纯形优化法中的基本操作之一。当以原单纯形中试验效果最有效期的实验点A为基点,沿基点A与单纯形形心点O连线AO之延长线进行反射,反射点D的试验效果在以D点代替A点组成的新单纯形中最差,但仍优于A点,这时以小于反射操作步长L、但大于0.5L的某一步长推移单纯形到CD点,此操作称为收缩。若反射点CD的试验效果比A点还差,则以小于0.5L的某一步长推移单纯形到CA点,此操作称为内收缩。

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