The pastel chalks with their softness and gentleness of colour gave his pictures a marvellous new lightness and an almost unexpected beauty.
彩色粉笔所具有的那种轻淡柔和的色彩赋予他的画一种新颖而奇妙的明快鲜亮，几乎是出乎意料的美。
The section of tapered member changed forms close to moment diagram under load, its material distributes reasonable, shape is lightness and beauty.
楔形构件截面变化形式接近荷载作用下的弯矩图，材料分布合理，外形轻巧美观。
The section of tapered member changed forms close to moment diagram under load, its material distributes reasonable, shape is lightness and beauty.
楔形构件截面变化形式接近荷载作用下的弯矩图，材料分布合理，外形轻巧美观。
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