(1) For every pebble several possible diameters may be recognized along the three principal axes of the pebble.

(2) The monitoring principle which includes machine tool vibrancy, principal axis displacement, cutting tool temperature, cutting force of cutting tool, temperature field of turner is discussed.

(3) Rotating the image according to the inertial principal axis can normalize it in position.

(4) According to tool machine principal axis box the error margin of which spread to move a chain to compute all levels to turn soon actual value and theories value.

(5) That the principal axis of dust extraction air blower for hot metal iron pretreatment in No. 2 steelmaking plant twisted off is because of the lubrication failure of its bearings.

(6) The fastest rotated speed of principal axis motor of optical disc driver has reached about 12000rpm nowadays.

(7) The principal axis is one of the key parts in machines, so its thermal deformation influences the working accuracy of machines deeply.

(8) Believable quality Complete serve control system and electric principal axis.

(9) The methods and steps of confirming the principal axis of inertia by analytic approach were presented, starting from the definition of the principal axis of inertia and through strict derivation.

(10) The problem to determine the principal axis of quadratic surface is summed up to be that of finding the stop point of J-function.

(11) The models of the connecting rods and principal axis neck are built, and the finite element analyses have been done to them by using ANSYS engineering software.

(12) The principal axis effected the moving stability and action accuracy of the R 20 cathode bobbin making machine.

(13) The main body partial first floors are built on stilts , such processing enabled the campus principal axis to obtain extends, increased the spatial level.

(14) Pass to the elliptically polarized light's quantitative analysis, we can get the elliptically polarized light's equation and the principal axis of elliptically polarized light's formula.

(15) It discussed the control algorithm of multi-speed electronic yarn let-off system, and worked-out the value of motor speed operation according to the speed of principal axis and process requirement.

(16) The vibrating equations on automobile as a whole, which are no-linear ordinary differential, are obtained in the Inertial Principal Axis System.

(17) Secondly, we developed the coprocessor TMS320LF2407A to increase the management and the control of the taboret motor and the principal axis and some others.

(18) A new circuit used for the grating torque sensor of hydraulic turbine's principal axis system is designed.

(19) Under various loads and working surroundings, torque measurement is the key method of study on dynamic character in water turbine's principal axis system.

(20) The dynamics characteristic of the motorcycle crank module was described by these two parameters - the obliquity of the ellipse principal axis and the unbalance rate.

(21) The influence of the gyroscopic moment produced by the rolling rotor on the dynamic characteristics of the principal axis system of certain dish centrifuge is analyzed theoretically.

(22) The expression of complex amplitude is given in reference plane vertical to the optical axis by far-field approximation when the line source and the principal axis are at any angle.

(23) Therefore, an improved separation algorithm is presented in the paper to separate the cluster in this case by rotating the cluster to make its orientation of principal axis horizontal or vertical.

(24) Double row cylindrical roller bearing is applied on machine tool principal axis.

(25) Finally, the discussion is carried out about how to improve the stiffness of central principal axis.

(26) The settle time is related to the angle of harrow leaf and harrow blade and principal axis speed of drier.

(27) Anisotropic formation is modeled as a transversely isotropic two phase medium with the symmetric principal axis perpendicular to the borehole axis.

(28) It aims to realize the laser quenching and cladding for the principle axis and crank of single or more crank while the crankshaft is laid horizontally and rotating around the principal axis.

(29) Based on research of lube leakage of the vertical turbine principal axis, the leakage reason is analyzed.