-
A kind of polyetherester polyurethane was synthesized by polyetherester polyol, 4 , 4� � - diphenylmethane diisocyanate and 1, 4 - dihydroxybutane.制备了以自制聚醚酯多元醇 、 二异氰酸酯和1, 4- 丁二醇交联剂为原料合成的聚氨酯弹性体,研究了其力学性能....
-
Its essential is how to determine the reasonable allocating among all parts of the declassification system.该问题的实质就是如何确定到解系统各部分的合理配置关系....
-
n.远景，狭长的街景，追溯往事，展望，回顾...
-
现在签订的合同可能在将来的某一天就会失效。A contract signed now might be invalidated at some future date.现在还不清楚在将来的案例中,对这种检验的运用能严厉到何种程度.How rigorously the test will be applied in future cases is unclear.他们并不指望子女在将来为他们做出牺牲.They did not expect...
-
He seemed to be pleased by this newly minted vehicle.他似乎很满意这辆新出厂的车。a newly minted expression刚出现的词语The silver which was mined there was minted into coins.在那里开采的银子被用来铸成钱币....
-
adj.难应付的，棘手的vt.逗笑，使高兴...
-
“雨蚀”的英语可以翻译为：weathering ...
-
“最后的”的英语可以翻译为：final，conclusive，[医] definitive，ultimate，aftermost ...
-
gyp的现在完成时为：gypped...
-
“幼枝”的英语可以翻译为：sprout ...
-
“结晶性”的拼音为：jié jīng xìng...
-
n.楼层( storey的名词复数 )...
-
由于我腰围很大,他不可能在往下的身体部位挟住我.Owing to my girth he could never have closed them about me lower....
-
n.课件...