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当前学科:制氧中级工
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裸冷的目的是什么?
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Dear Sirs, We have received your letter of Feb.23 that ponited out the price offered by us for our product is found to be on the high side.We regret to say that there is no possibility of our cutting the price to the extent you indicated,i.e.3%.These days,we have received a crowd of inquiries from buyers in other directions and expect to close business at something near our level.At present,we cannot see our way to entertain your counter-offer. We assure you that your inquiries will receive our immediate attention. Yours truly, (Signature)
青铜的性能特点是:有弹性、耐磨性、大气中抗腐蚀性好,但加工困难,对(),价格较高。
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崔颢《黄鹤楼》诗为什么是唐人七律的压卷之作?