... compression压缩 compression cone压缩锥 compression creep压缩蠕变 ...
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expansion and compression of cone 锥拉伸锥压缩
cone expansion and compression 锥拉伸与锥压缩
the cone-shaped compression zone 锥形压缩区
compression and expansion of cone 锥拉伸和锥压缩
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By using the fixed-point theorem of cone expansion-compression type with norm, we study the existence of positive pseudo-symmetric solutions to a four-point boundary value problem.
利用范数形式的锥拉伸与压缩不动点定理，研究了一类四点边值问题拟对称正解的存在性。
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