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极泉...
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你为什么不先扭紧小齿轮的螺帽?Why don't you try tightening the pinion nut first?阐述了用化学蚀剂法加工 非圆齿轮 的方法.Setting forth a method of utilizing chemicals to process non - circular gear .因这些小齿轮与不小齿轮的啮合场所是保持的.As a result of these small gea...
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Borides were distributed in the shape of continuous net in the structure of high boron alloy.基体随着添加元素的种类和数量不同而有所不同,硼化物在组织中呈连续网状分布....
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新建的港口已向外轮开放.The new port has been opened to foreign ships.检验检疫机关允许此公司在宁波口岸从事外轮供应业务.Inspection Quarantine Service has ratified this company to supply for ships.集装箱三天后装上了一艘外轮.The container got loaded on board a foreign shi...
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holystone的现在完成时为：holystoned...
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amylopectinosis的音标：amylopectinosis的英式发音音标为：[eɪmɪləʊpek'tɪnəʊsɪs]amylopectinosis的美式发音音标为：[eɪmɪloʊpek'tɪnoʊsɪs]...
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Fumarin的音标：...
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natural的近义词有：normal, ordinary, regular, natural, typical。下面这些形容词均含"规则的，正常的，正规的"的含义：normal：指不超过某种限度、符合某种标准或常规。 ordinary：强调一般性和普通性，含不突出的意味。regular：指已有模式、有规律或定期的。natural：侧重某人或某物的行为符合其固有特性。typical：指个体能体现出群体的特征。...
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“向前”的反义词：退后。...
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我把油画平放以防止未干的颜料流动。I lay the painting flat to stop the wet paint running.大型油画可以增加小房间的宽敞感。Large paintings can enhance the feeling of space in small rooms.水彩画似乎仍比油画略逊一筹。Watercolour still seems somehow to be the poor relation...
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adj.有日期的，陈旧的v.过时( date的过去式和过去分词 )，使…显老，显示出…时代（或年龄），鉴定…的年代...
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丝壶菌目...