surfaces in two straight lines including an angle of 45, the two reflecting surfaces are inclined at equal and opposite angles to the plane of the entering ray pencil, in order to produce deviation of the rays in a plane at rightangles to that in which they are deviated at right-angles....
垂直面的空间位置是垂直一个投影面,与另外两个投影面倾斜。 Planes perpendicualr a projection plane: perpendicular to one of the projection planes and inclined to the other two. A、正确 B、错误
On an inclined plane, two conducting rails are fixed along the line of greatest slope. A conducting rod AB is placed on the radils so that it is horizontal. A vertically upward uniform magnetic field is present in the region. A current i flows through AB from B to A. The mass of AB...
In this paper, the problem of stability of two-layer different kind of fluids flowing down an inclined plane under gravity with respect to two dimensional disturbances is studied. The critical Reynolds number is given as a junction of yield stress and the slope of the plane, and its stability...
Consider an inclined plane with two balls suspended as shown below, with ball A attached to a spring. The pulley has negligible mass and friction, and the surface of the incline is also frictionless. The balls remain motionless. a.Draw and...
Highly Inclined and Laminated Optical sheet microscopy (HILO) and Oblique Plane Microscopy for example, take advantage of a single high-NA objective to illuminate the sample at a given angle8,9. An alternative approach has been implemented by using an AFM cantilever as a mirror close to the ...
Mirrors in removable magnetic mounts (KS1R, Thorlabs Inc, Newton, New Jersey, USA) allow switching between two detection pathways: If the mirrors are inserted, the fluorescence light detected by each objective is directly led to one EMCCD camera (iXon3 897, Andor Technology Ltd., Belfast, UK...
plane inclined at 90 DEG to the axis of the obturator spindle 11 such that the two halves can be assembled either with the axes of the connection sleeves 21, 22 aligned or with the axes of such sleeves at 90 DEG to each ... G Bonissone,P Mulas 被引量: 0发表: 1982年 Continuous co...
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12. A device as claimed in claim 10, wherein said flat mirrors are so positioned as to have reflective surfaces thereof being oriented substantially vertically. 13. A device as claimed in claim 10, wherein said first and second mirrors are slightly inclined relative to a parallel relationship...