The helicopter rotor blade deicing technique is greatly important to ensure the flight safe - ty.直升机旋翼桨叶除冰技术对保证直升机飞行安全是十分重要的.It is best to allow the rotor to rotate freely.最好让转子自由旋转.The rotor has recesses in its three fa...
rotor blades on a helicopter直升机的旋翼叶片A rotor from the engine makes the wheels of the car turn.发动机的轮子使车轮转动.It is best to allow the rotor to rotate freely.最好让转子自由旋转....
The control of anchorage has been a difficult question orthodontics.摘要支抗的控制一直是正畸领域的难点.A practical experts system is proposed after thorough analysis and study orthodontics.在深入分析和研究口腔正畸学的基础上,开发出一套实用的专家系统.Methods 812 cases...
Set out the cakes attractively, using lacy doilies.铺上网眼垫纸，将蛋糕摆得诱人些。Add a quilted bag and lacy white sandal and you ＇ re all set.性感的吊带裙,褶皱边的露背式着装,棉质手提袋和白色蕾丝边的凉鞋肯定让你倍受关注.Miss Lacy has not the vocal guns for the part of Cly...
在各种规定的培养基上可得到锈菌的单体纯净培养物.The axenic culture of rusts has been achieved on various defined media.这为霉菌的生长提供良好的培养基.It provides a good medium for growth of molds.马铃薯对许多细菌是一种良好的培养基.The potato is a good nutrient medium for many...
溶源性细胞与敏感细胞还有两点重要区别.Lysogenic cells differ from sensitive cell in two other important respects.溶源性是噬菌体和寄生染色体之间的半永久联合.Lysogeny is a semi - permanent association between the phage and host chromosomes....