文摘：研究了铈对锂铝合金阳极充放电性能的影响。
Abstract: the influence of cerium on the behavior of lithium-aluminium alloy anode was studied.
研究了稀土元素钇对锂铝合金阳极充放电性能及其表面结构的影响。
The effects of yttrium on the charge discharge behaviour and surface structure of lithium aluminium alloy anode were studied.
铈不仅改善了锂铝合金的电化学性能，而且改进了铝基体材料的物理性能。
The electrochemical properties and physical performance of lithium-aluminium anode were improved by adding the cerium element into aluminium before lithium was deposited.
摘 要：研究了稀土元素钇对锂铝合金阳极充放电性能及其表面结构的影响。
The effects of yttrium on the charge-discharge behaviour and surface structure of lithium-aluminium alloy anode were studied.
铝锂合金比一般的铝合金的重量要减轻10%。
Aluminum-lithium alloys provide a 10% saving in weight over conventional aluminum alloy.
铝锂合金是密度较小、强度较高，且具有可焊接特性的新型先进铝合金宇航结构材料。
Aluminium lithium alloy is lower in density and higher in strength. It is a new kind of weldable structural material for space navigation.
通过超声检测，发现了铝锂锻件与铝合金超声特性的差异。
Forgings were tested and the difference in ultrasonic property between the advanced alloy and conventional aluminium alloy was found.
通过超声检测，发现了铝锂锻件与铝合金超声特性的差异。
Forgings were tested and the difference in ultrasonic property between the advanced alloy and conventional aluminium alloy was found.
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