... 比例协约：proportional treaty 比较基数偏高：high base of comparison 比较基数偏低：low base of comparison ...
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The tensile, creep and stress-rupture properties at high temperature of a cast nickel-base superalloy K46 without cobalt, as comparison with superalloy K412, were investigated.
研究了一种无钴镍基铸造 高温合金K46的 高温拉伸、蠕变和持久性能，并与K412合金进行了比较。
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