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1. Sacks. Drop test. Part 1 : paper sacks.

2. Do Carton Drop Test for every shipment.

3. After analyzing and discussing these results of drop test, a reasonable imitation style of spin up and spring back on the column style drop test bed is proposed.

4. A landing gear drop test method is presented in this paper, in which the lift is simulated by an air actuator and accumulator system with constant pressure.

5. The process of incline driving safe drop test of a coal mine and is presented point out the problems in which should be paid attention to.

6. To make an rpm - drop test, a tachometer is needed.

7. Drop test for the BGA - PCB assemblies can be performed in both horizontal and vertical directions.

8. Drop test system for ammunition package was developed using sensors, gyroscope, and computer-aided test technology.

9. For drop test, please advise the material of the base the helicopter dropped on.

10. The methodologies for free drop test and bending test are introduced, considering the important effect of mechanical stress on the reliability of lead-free BGA packaging.

11. The simulated output voltage is close to the drop test result.

12. The method of direction distinguishing not only is that used in heat transfer data processing of heat exchanger, but it is also used to find the solution of norm equation for pressure drop test.

13. MDP-1 type controller for harmonic test and current sudden drop test as well as some problems in the practical testing were introduced.

14. The effects of liquid sloshing on spinning stability of satellite are investigated by means of drop test.

15. The status of an undercarriage at the touchdown instant is studied by analyzing the undercarriage parameters which change with the wheel rotational speed in the drop test.

16. Three structure tests on bulbous bow of naval ships were conducted:static compressive test,[sentencedict .com] heavy drop test and explosion test.

17. Fulfills transportation test with master carton, for behaviour in climatic and drop test.

18. FEM software, ABAQUS, is used to model the landing gear for an aircraft, and carry out the numerical simulation for drop test.

19. To determine the reason of impact breakage of new developed plastic packing box for certain cannonball in drop test, this article derives the actual stress formulas in the position of impact breakage.

20. In this paper, the mathematics model and simulation model of the passive landing gear shock absorber was built, and was verified by drop test.