sprinters will usually swim with longer arms and less elbow bend than distance swimmers.
短距离选手通常比长距离选手肘部弯曲度小,手臂比较伸展。
alloy is more elbow bend of the material, it is called the common is varied, carbon steel, nickel, etc.
合金弯头是多种弯头的一类统称,它的材质多种多样,常见的有碳钢、锰钢、镍钢等。
stamping is a good elbow bend in different fields and sectors to promote widespread use and, by varying degrees of application and popularization.
沖压弯头是一种良好的弯头,在不同的领域和行业中广泛使用和推广,得到不同程度的应用和普及。
leather cap type pig has higher abrasion during pigging gas steel pipeline. furthermore, various elbow bend and tee joint need different suitable length pig or else easy to cause pipeline clog.
crackings occurred three times in elbow bend since one domestic long distance gas transportation pipeline came to used in 1993.
国内某长距离煤气输送管道于1993年投入运行以来,先后三次在管道弯头部位出现裂纹,导致煤气泄漏。
crackings occurred three times in elbow bend since one domestic long distance gas transportation pipeline came to used in 1993. the crackings caused gas leaking.