The results show that the reason why surge happened is that flow area of nozzle ring and blade was decreased.
结果表明：增压器喷嘴环和涡轮叶片流通面积减少是涡轮增压器喘振的主要原因。
One of the key-technologies of guiding device investment casting is getting internal ring, external ring and blade unit by splitting integral guiding device part for wax-mold design.
导向器类零件分体式精铸的关键技术之一是切分得到蜡模模具设计的内、外环及叶片单元体即如何实现分割面的生成。
Using resistance strain gage, dynamic pressure sensor, slip ring and tape recorder, the blade vibration strain and exit pressure signals of rotor blades are recorded and then processed.
利用电阻应变片、动态压力传感器、滑环式引电器和磁带记录仪等，录取叶片振动应变和动叶出口压力信号，然后回放磁带，做信号处理。
On the contrary, the ring causes lesser failure if the blade is short even if kinetic energy is high.
相反地，叶片较短时，即使具有较高的撞击能量，对机匣的破坏作用也是极小的。
The utility model relates to a back wheel of a spiral plowing farmland tillage tool, which comprises a ring blade, a back wheel made form rubber or other materials, and a back wheel fork.
本实用新型是一种旋耕式农田耕作机械的尾轮。它由环型刀片，胶尾轮或其它材料制成的尾轮，尾轮叉组成。
The impaction of long blade with high energy can cause large deformation and the blade will curl as U shape and tear the wall of the containment ring at the second impact position.
高能量长叶片撞击将形起大变形，叶片弯曲成U形，机匣在第二次撞击处被撕裂击穿。
The machine unit is made up of charging bucket, stepped gear, pulverizing knife, gear ring, pulverizing motor, discharging port, fan blade, aggregating box, dust collection box, etc.
该机由加料斗、分级轮、粉碎刀片、齿圈、粉碎电机、出料口、风叶、集料箱、吸尘箱等部分组成。
Based on the process of energy absorption and distribution between blade and shell, the mechanism of blade with high-speed impacting containment ring was further understood.
根据撞击过程中能量的分配与吸收，进一步弄清了叶片高速撞击机匣的机理。
The utility model discloses a finger ring pencil sharpener which consists of a finger ring, a knife rest and a blade. The finger ring is connected with the knife rest with the blade.
本实用新型公开了一种戒指削笔刀，它由戒指、刀架、刀片组成，戒指和装有刀片的刀 架连接在一起。
The result shows that the model of neural network can predict the effect of blade negative-twist on helicopter vortex-ring state.
计算结果表明，神经网络模型能够准确预测桨叶负扭度对直升机涡环状态的影响。
The structural characteristic and machining method of runner blade servomotor piston ring for large Kaplan turbine are studied.
对大型轴流转桨式水轮机转轮接力器活塞环的结构特点及加工方法进行了研究分析。
The handhold is formed by sheathing a rubber ring or movably sheathing an iron ring onto the saw blade.
拉手由橡胶环套接锯条或由铁环活动套接锯条构成。
The invention discloses a safety-type toy boomerang, including a leaf blade, whose outer margin is provided with a ring-shape guard ring.
本发明公开了一种属于玩具的安全型飞去来去，包括叶片，叶片的外缘具有环形的护圈。
The invention discloses a safety-type toy boomerang, including a leaf blade, whose outer margin is provided with a ring-shape guard ring.
本发明公开了一种属于玩具的安全型飞去来去，包括叶片，叶片的外缘具有环形的护圈。
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