普瑞纳公司于1894年创立，至今已有120余年的历史。主要从事宠物护理和宠物营养的科学，以极大的热情致力于改善宠物的生活品质。
自从退休了后，偶整天无所事事，因此偶心血来潮告诉哒那女哒偶没养狗，偶只是的再次开始偶哒普瑞纳减肥了。
So since I'm retired and have little to do, on impulse I told her that no, I didn't have a dog, I was starting the Purina Diet again.
该法从地基极限承载力的普朗德尔·瑞斯纳解答的滑裂面出发，建立基本破坏模式。
The basic wreck model is founded according to Prandtl-Reissner solution of ultimate bearing capacity of foundation.
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