The essay defines and proves the geometric definition of the tangent plane of the first kind rotating surface,such as rectangle rotating ellipsoid,double fourier rotating hyperboloid and rotating paraboloid through one point of rotation axis.
给出并证明过旋转轴上一点,关于一类旋转曲面切面的几何确定。
The study of extending fresh noodles shelf life;
延长鲜切面货架期的研究
In this experiment,egg liquid,egg white liquid and egg yolk liquid were added into flour to make fresh noodle respectively.
本实验分别添加鲜蛋液、蛋清液和蛋黄液制作鲜切面,通过测定其蒸煮品质及质构特性,研究了三种蛋液对鲜切面品质的影响。
Three kinds of drying technologies such as spray drying, freeze drying and hot air drying were adopted to make egg flour from fresh egg and the effects of drying methods on egg flour quality were analyzed, and three sorts of egg flour were added into two kinds of wheat flour to make fresh noodle.
实验采用喷雾干燥、冷冻干燥、热风干燥方法将鲜蛋液制作成蛋粉,分析了干燥方法对蛋粉性质的影响;并将三种蛋粉添加到特制一等粉和饼干专用粉中制作鲜切面,通过测定面条蒸煮品质及质构特性,研究三种蛋粉对鲜切面品质的影响。
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