塑料

duality principle

对偶性原理,对偶原理,波粒二象性=>双対定理

duality method 二重法 | duality principle 对偶性原理,对偶原理,波粒二象性=>双対定理 | dualpurpose screwdriver with plastic handle 两用塑料柄螺丝批

durable construction

持久建设

High Impact Polyethylene Plastic Seat and Back高影响聚乙烯塑料座椅和回 | Durable Construction持久建设 | Exceeds Commercial and Institutional Standards (BIFMA)超过商业和机构标准( bifma )

dust guard

防尘板

塑料轴瓦头 plastic wearing end for plain bearing | 防尘板 dust guard | 后挡板 back shield

eggshell rinish

粗装饰;蛋壳状装饰

egg trap 蛋品包装用塑料纸板 | eggshell rinish 粗装饰;蛋壳状装饰 | eight mo octave 八开

eider down

鸭绒毛

2204 填料 Stuffing | 2204 鸭绒毛 eider down | 2204 非橡胶或塑料制填充材料 stuffing,not of rubber or plastic

ejector pin

顶针

专业生产模具标准件,产品出口东南亚和欧洲. 主要产品有顶针(ejector pin)、导柱(giude pin)、导套(guide bush)、浇口套(sprue bushing)等塑料模具标准件

thermoplastic elastomer

热塑[性]弹性体

热塑性弹性体(Thermoplastic Elastomer)简称TPE,是一种兼具橡胶和热塑性塑料的特性,在常温下显示橡胶高弹性,在高温下又能塑化成型的高分子材料. 热塑性弹性体的结构特点是:它由化学组成不同的树脂段(硬段)和橡胶段(软段)构成.

elastomer seal

弹性密封

elastomer plastic 弹性体塑料 | elastomer seal 弹性密封 | elastomeric bearing 弹性支承

elater

弹孢丝

elastoplast 弹性塑料 | elater 弹孢丝 | elaterometer; elatrometer 气体密度计

regulating electric current

焊接规范

plastic welding handle塑料焊把 | regulating electric current焊接规范 | regulating electric current 调整电流

colonial rule：殖民统治

colonial protectorate;殖民保护地;殖民被保护国;; | colonial rule;殖民统治;; | Colonial Secretary;辅政司;;

matrimonial agency：婚姻介绍所

21 deep love 深沉的爱情 | 22 matrimonial agency 婚姻介绍所 | 23 lover,sweetheart 情人