This is also something which is very special in Chinese calligraphic art!这亦是我们中国书法艺术的特色呢!Cursive scripts is one kind of Chinese calligraphic writing.行书是我国书写文字的一种方法.With Chinese paintings and calligraphic pieces, you can ...
精确地预计弯头和管件的影响尚无方法可循.No methods are available for the accurate prediction of the effect of bends and fittings.我们常用弯头(管、兰、通、小关)为一种管件.We usually use elbow flangetee, reducer as a kind of pipe fitting.在人井2中,将弯头卸下,便于设备进入.Debu...