The dermis is composed of the connective tissue that supports the epidermis.真皮是由支撑表皮的结蒂组织构成的.Althouth very thin, the epidermis serves to protect the underlying dermis.表皮虽然非常薄, 却可用来保护下层的真皮.Objective : To study the effect ...
...a roofing company.屋顶修葺公司...roofing made from organic and inorganic fibres.有机和无机纤维的屋面材料A gust of wind pried loose a section of sheet-metal roofing...一阵狂风把铺在屋顶上的一块金属片掀起来了。A gust of wind pried loose a section of sheet-me...
Tank Linings and pipe Coatings: Ballast and potable water tanks; Bilges, wet voids and drainage pipes.储罐衬里和管道用涂料: 压载水舱和饮水舱; 舱底 、 湿空舱和排水管.Ballast, ignitor and terminal pillars are installed in the body.灯体内装有镇流器 、 触发器和接线柱....
你可以和其他在线的人聊天。You can chat to other people who are online.他们可以在线下订单。They can order their requirements on line.在线辅导可供查阅。An online tutorial is provided....
他用铁笔把设计图刻在蜡纸上.He drew the design on the stencil with a steel stylus.师傅用的这种铁笔啊,是特制的.Using a specially - made stylus.伯19:24用铁笔镌刻、用铅灌在磐石上、直存到永远.That with an iron stylus and lead They were engraved in the rock forever!...