【单选题】___________是织制纺织物最基本的原料。
【简答题】We take this opportunity to approach you ___ the establishment of the trade relations with you.
【简答题】We avail ourselves _______ this opportunity to approach you in an attempt to establish business relations ________ you.
【单选题】古巴比伦的纺织女工工资是以食物形式支付的,而其数额取决于每个女工的()。这是最早的计件工资制,的确是一种基本的和有高度刺激性的工资制度。
【单选题】We avail ourselves of this opportunity to approach you for the __________ of trade relations with you
【简答题】电弧喷涂快速制模工艺中,常用的脱模剂有 、 、 、 等。
【单选题】常用的脱模剂有硬脂酸锌、液体石蜡和()。