The composition, shape and structure of artificially synthesized HAP are very close to the mineral composition of natural bone. This HAP is the answer - hydroxyapatite
Successful HAP, its gas, The shape and style of stone bones are very close to the weather. This HAP is hydroxyapatite. The platform should not be heavy, the weight of the center should not be less than 1000kg, and the weight of the end should not be less than 300kg. lt;. )br gt; So far, no oil or gas has been obtained at the high point of the structure. lt;. ) br gt; The riprap should be three times three diameters and four times larger than the diameter of the small ones. And a recall layer should be set up in the future.
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