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In salt lake, the alclad on LC4 aluminum alloy remaindered for half a year, and used up for one year. The base of LC4 aluminum alloy was corroded seriously.
而在盐湖水中,半年时LC 4铝合金表面尚有包铝存在,而一年时LC 4铝合金表面包铝已完全消耗至尽,LC4的基体发生严重腐蚀。
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Published in 1956 and out of print since 1986, "A Certain Smile" is something you may find in the remaindered bin at a used-book shop or priced at $1.99 on Amazon.
1956年出版,1986年绝版,在二手书店的减价柜或是在亚马逊上花1.99美元你就会找到这本《某种微笑》。