“fatigue life”可以造什么句，fatigue life造句

Model and fatigue life analysis for screw rotor of single screw compressor

In identifying parameters of the models, isothermal fatigue test results were applied A method using isothermal cycle data for predcting thermomechanical fatigue life bine was developed.

Failure diagnosis of disc spring in transmission of scraper Model CL7 and bench life test for its fatigue life are introduced. Improvement measures in increasing its fatigue life are proposed.

The fatigue life of a notched specimen under random loading spectrum is evaluated by means of the present method.

The fatigue life of the creeper tread is lacking in the maintenance support system of the self-propelled gun.

By using statistical random load spectrum and fatigue test data of material and structures, the fatigue life of the side frame and bolster in bogie8 A is calculated, and the result is identical with practice.

The probability fatigue life - span of pressure vessel under the action of different cycle load is closely related to the cycle load with high stress.

Based on the S-N curve of A356 aluminum alloy and factors of wheel fatigue life, parts of S-N curve was drawn.

The results indicate that EMR can improve the fatigue life of structure, and can drive interference-fit fastener with large interference.

In order to get the distance limit under the condition that the cannon is pulled on intensified road, the fatigue life of a flexible part in cannon suspension device is studied.

The mechanical autofrettage of thick-walled cylinders is a sort of practical and valuable technique used to enhance its elastic strength of thick-walled tube and increase its fatigue life.

The total fatigue life for welded structure is the sum.

The stress whitening can be clearly seen on the fatigue fracture surface and its region is the initiation and nucleation of fatigue crack which is the main part of total fatigue life.

Through non-linear finite analysis , the dependence of fatigue life of solder joint on thermomechanical properties of underfill was calculated.

It is shown that a regular pattern distribution of scattered alloying zones which surrounded by phase transformation zone can retard the fatigue crack growth rate and improve the fatigue life.

The fatigue life of the surface cracks of the weld toe and the central part of the welding bead are calculated.

The statistical basis contents and method of probability fracture mechanics ana lysis for drive shaft in construction machinery are introduced and probability fracture mechanics calculation of fatigue life of drive shaft in construction machinery are carried out in practice examples.

The strain-life curves are essential in order to apply the local stress strain approach for fatigue life prediction.

In view of the reliability fatigue life of the aircraft auxiliary fuel tank cone, this paper adopts the method of accelerated test to assess its life span.

The fatigue life for bracket was predicted by way of the unique crack growth rate model incorporating the above SIF functions and the predicted results were in good agreement with the experiment data.

The fatigue life and cumulative damage of ammunition feeding spring in automatic naval gun of medium calibre have been analysed.

On the basis of a reliable finite element model, the load spectrum as specified in AAR standard and the S-N Curve database for welding joints, regarding the new type of heavy haul open top wagon as the analysis object, fatigue life prediction is conducted in the design phase.

By the terms of the calculated result we found a rule that all this type tower crane don't need to estimate the fatigue life of balance beam.