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1.The optimum sensitivity, selectivity and precision are obtained, when spectral bandwidth of exit slit of monochromator is set to close to one third of half width of absorption band of sample and the wavelength difference (Δλ) for derivation is chosen to close to half width of derivative spectral band.
当单色器狭缝的光谱通带或双波长法求导采用的波长差分别接近于被测成分吸收峰的半峰宽的1/3或导数光谱的半峰宽时,可以得到好的灵敏度,选择性和精密度。收藏指正
3.Exit Hamlet.
哈姆雷特退场。收藏指正
4.water exit
出水收藏指正
5.emergency exit;
安全门收藏指正
6.exit visa;
出境签证收藏指正
7.Exit Macbeth.
麦克佩斯退场.收藏指正
8.slit the leather;
把这块皮子拉开收藏指正
9.Exit stage right.
退场吧。收藏指正
10.go through exit formalities;
办理出境手续收藏指正
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