1.Abstract: By microsublimation, the powder of Bombyx batryticatus was first proved to contain a lot of sublimation, and the sublimation takes on the fmstwork under the microscope.
首次用微量升华法证了药材白僵蚕中含有大量的具有升华性质的化合物，在显微镜下呈状结晶。
2.A relatively direct method is expounded in this paper to prove the termwise differentiation of power series, and a simple method is expressed to calculate the Fourier coefficient.
了药材白僵蚕中含有大量的具有升华性质的化合物，在显微镜下呈
状结晶。
项微分
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