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Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

分别阐述氟乙丙和四氟乙氟代烷基乙物的结构和力学热学、辐射、化学性能。

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decimal point, decimal system, decimal-coded, decimalise, decimalism, decimalist, decimalization, decimalize, decimally, decimals,

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3G, 401(K), a,

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Now if you change all four of the hydrogens on the base ethylene with fluorine it becomes tetrafluoroethylene.

现在,如果你用所有四个氢, 它就会成四

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decimus, decination, decine, decineper, decinormal, decipher, decipherable, decipherator, decipherer, deciphering,

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3G, 401(K), a,
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