Use a template or stencil or simply do it freehand.使用样板或模版，或者干脆徒手画。Serveral of commonly used methods are photoprinting, photoengraving , mechnical engraving, and stencil.通常所采用的几种储存方法是:影印法 、 照相蚀刻 、 机械雕刻和模板.He can stencil ...
Serveral of commonly used methods are photoprinting, photoengraving , mechnical engraving, and stencil.通常所采用的几种储存方法是:影印法 、 照相蚀刻 、 机械雕刻和模板.stencil pen(刻蜡纸的)铁笔Squeegee: A rubber blade used in screenprinting to push the ink...
In plants, a long thread - like structure of cellulose, such as cotton, esparto, wood, etc.在植物里, 是一种长条状纤维素结构, 例如棉 、 西班牙草和木等.Esparto: Long - fibred grass, grown in North Africa and Spain, used in pulp for paper - making.西...
分离颗粒常用的装置是惯性冲击器, 旋风分离器, 静电除尘器和过滤器.For particulates, the favored devices are inertial impactors, cyclones, electrostatic precipitators, and filters.风动冲击器是气动冲击回转钻进的主要设备之一.Pneumatic DTH ( Down - The - Hole ) hammer is one o...
The newly - formed variety would probably inherit from its progenitor some characteristic.新形成的变种或许会从它的祖先遗传来某些特性的差异.METHODS: The culture of hemopoietic progenitor cell in vitro was used.方法: 采用造血祖细胞体外培养等技术.Schoenberg was a...
Felicity Maxwell stood by the bar and ordered a glass of wine.费利西蒂·马克斯韦尔站在吧台旁，要了一杯红酒。In Maxwell's theory there are no material actors.在麦克斯威尔的理论中,不存在物质的力施加者.He wanted to reorganize the dying Maxwell and Chalmers Moto...