Uniformity of annulus flow is important in well cementation.偏心环空流动的均匀性在固井工程中有重要影响.Original, I come to road of Xiamen annulus island.原来, 我来到了厦门环岛路.Much on the annulus element piece what symptom to basically treat?多西环素片主要治...
他在利兹文法学校念3年级。He is in the third year at Leeds Grammar School.这对双胞胎不需要重读二年级。The twins didn't have to repeat their second year at school.到9点时，三年级学生都在大厅里等待参加晨会。By 9, the juniors are in the hall for assembly....
木刻活字现仅用于印刷广告.Wooden types are now used only for posters.木刻《秋》是按丰收的景象来构思的。The woodcut "Autumn" was conceived as a harvest scene.我对哥特木刻的热忱精神感到敬畏.I have been awed by the devoted spirit of Gothic wood carving....