The authors show that the hyperboloid of one sheet and the hyperbolic paraboloid are ruled surfaces.作者证实:单叶双曲面和双曲抛物面是直线曲面.The mathematical model of the hyperboloid twist drill was introduced.介绍了以旋转单叶双曲面作麻花钻钻尖后刀面的数学模型.The...
Visitors will be impressed with the enormous range of collectable objets d'art on offer.特价出售、值得收藏的精美艺术品种类繁多，将会让参观者大开眼界。This is especially useful if rare or collectable beads are purchase beads.尤其是需要购买稀有珠宝或是要收藏珠宝时非常有...
Third-placed Barnet were humbled 3-0 at Crewe.排名第三的巴尼特队以0–3的比分在克鲁遭遇惨败。Police were on guard at Barnet town hall.警察在巴尼特市政厅值守。Arsene Wenger's young Arsenal side failed to break down Barnet's defence in the annual ...
'she should be all right from the plane's jolting by now.“ 飞机震荡应该过了.This is perhaps the most jolting comment of all.这恐怕是最令人震惊的评论。After much difficulty and jolting, they reached the gate.费了不少周折, 他们方到达大门....
Will the time never come when we may honorably bury the hatchet?难道我们永远不可能有个体面地休战的时候吗?The dispute was settled honorably.争议体面地得到解决。He also felt she had not behaved honorably in the leadership election.他还认为她在领导人选举中有不端行为。I w...
Dewberry Fragrance. Fragrances are an inexpensive way to perfume unscented hair products and Body Oils.欧洲露莓香油,这款是使发部和身体散发香味的不贵的香油.Michelle Dewberry a former winner of The Apprentice, said the motion was patronising.真人秀连续...