demand vt. 1.要求,请求;需要。 2.询问,盘问,追究。 3.【法律】召唤。 demand an interview 要求会面。 The work demands care. 那项工作需要细心。 demand sb.'s name 询问姓名。 demand (sth.) of [from] (sb.) 向(某人)要求(某物)。 She demanded that we let her in. 她要我们让她进来。 vi. 要求,查问。 ★后面子句中的动词,美国人多用假设语气现在式,即第三人称单数现在时不加 -s,如:She demands that he assume the responsibility. (她要求他承担责任。)英国人则用 should assume. n. 1.要求,请求。 2.需要;销路。 I have a demand to make of him. 我对他有一个要求。 supply and demand 供给和需要。 demand for a commodity 商品的需要[销路]。 There are many demands on my purse. 我有许多事情要花钱去办。 be in demand 有需要,销路好。 on demand 请求即(a bill payable on demand 见票即付的票据)。 present one's demands 提出要求。 n. -er 要求者。
active adj. 1.活动的,有活动力的;【生物学】活性的;【电学】有功的;【无线电】有源的;【物理学】放射性的。 2.有生气的,活泼的,灵敏的,敏捷的;主动的,能动的,积极的;有力的,勤勉的;【医学】有特效的。 3.现行的,活动中的;【军事】现役的。 an active demand 畅销。 an active volcano 活火山。 The market is active. 市场活跃。 active measures 积极手段。 on active service 【军事】现役,现役中的。 take an active part [interest] in 积极参加。 adv. -ly 活跃地;积极地,能动地;【语法】主动地。 n. -ness 活跃,积极性。
be active in 对…很积极; 活跃于; 积极参加; 积极于; 在......里活跃; 在……活跃
There is an active demand for the various types of the unique european designed electric appliances and we are eager to assist you in extending your sales here 本国对欧洲设计的各类家用电器需求量很大,我们乐于在此地帮助您推销产品。
Looking ahead , the luxury residential leasing market is expected to continue to see active demand and low vacancy rates for the whole year of 2006 展望今年走势,上海市租赁市场总体运行将继续看好,预计2006年全市高端物业的租赁市场仍将保持较高的水平。
With the widespread availability in space - borne radar system and airborne radar system of the phased array radar , the research on which became an active demand 并且由于相控阵雷达在星载和机载系统中得到日益广泛的应用,使得这种研究显得尤为必要和迫切。
In china , the rural villagers who living far from large city have the active demands of bulk information and various education resources to narrow the current gap between the rural places and cities 在我国,远离大城市的广大农村迫切需要大量的信息和各种教育资源,来帮助它缩小与大城市的差距。
Based on the active demand in developing ec in internal automobile industry , this paper gives a summary about experience in ec building got from developed country and investigates practical situation in enterprise internal information infrastructure constructing , put forward the strategy frame to develop china ec in automobile industry 基于中国汽车企业发展电子商务的迫切需要,本文通过对发达国家汽车电子商务发展的经验总结和中国汽车企业信息化建设实际状况的研究,提出了中国汽车行业发展电子商务的框架。
Consequently concrete production practices are now being conducted by relying on more experiences or trial and error than related theory . so the study on the interfacial chemistry phenomena and rheological properties of the “ cement - water - superplasticizer ” system is in active demand . the systematical study on the interfacial properties and their influence factors based on the theory of colloidal science , interface chemistry , chemistry of cement and polymer science were conducted in order to establish the relationship among interfacial properties , microstructure and rheological characteristics of “ cement ? water - superplasticizer ” system , and provide the theoretical guide for the manufacture and applications of cement , concrete and superplasticizers 本文选择“水泥-水-高效减水剂”系统的界面化学现象和流变特征作为研究课题,旨在通过深入系统地研究水泥与高效减水剂在水介质中的一系列界面化学现象及其影响规律,利用胶体化学、界面化学、水泥化学和高分子化学的相关基础理论,分析水泥与高效减水剂的相互作用机理,确定系统中界面化学现象、系统微观结构和流变特性的关系,指导水泥、混凝土及外加剂的生产实践。