Based on analysis of problems existed in application of inertial vibrosieve,the new type variable frequency hydraulic straight-vibrating sieve is introduced.
The theory of medical microtron is introduced.The theory of medical runway microtron is expressed and its characteristics are compared with electron linear accelerator.
An equalarea pseudo cylindrical projection gather is constructed, in which the longitudes are hyperbola being symmetrical to the central meridian and the latitudes are parallel lines.
Such as the synchronization counter-rail and pressed compact for the edge smoothing tool,the press plate and wormgear for the line edging tool,the gear and the bear for the washing tool.
The prolabium of complete BCL operated on with straight line suture method had muscle fibers proliferated from the lateral lips, but the fibers were sparse and also had ultra structure variations.
Another form is the menhir, a simple upright stone usually placed with others to form a circle, as at Stonehenge and Avebury in England, or a straight alignment, as at Carnac in France.