这是因为阀座垫板表面的圆周单位负荷与阀座面的直径成正比。
This is because the circumferential unit load at the pallet seating surface is directly proportional to the diameter of the seating area.
作者以有限元法分析了连续深梁的内力受支座垫板宽度影响的变化规律；
The authors, using the finite element method, analyse the rules of continuous deep beam internal forces under the influence of the support plate width.
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