Presen

基本解释

They need to make presen tstions to expsintations to explain the product to customers in their intros.brochures. or demos.
他们需要通过介绍、宣传册或演示向客户做产品讲解的演示。
The different functions and cutting thicknesses in the boring process of hydraulic cylinder bore with four cutting tools fitted on one spindle are presen ted.
一根刀杆上四种切削刀具在液压缸内孔加工过程中的不同功能及不同切削用量;
Latex particles were obtained by soapless emuls ion copolymerization of styrene (St) and methyl methacrylate (MMA) in the presen ce of functional monomer acrylic acid (AA) .
以苯乙烯、甲基丙烯酸甲酯为主单体，丙烯酸为功能单体合成了三元无皂乳液共聚胶粒。
Based on the sine wave theory and Morison method,the character of horizon tal waving -force on a square net -cage was analyzed,the ca lculation method of plane was presen ted.
依据正弦波理论和莫里森(Morison)方法,对方形网箱受到的水平波浪力进行了分析,给出了迭加计算方法。
In this paper, the theoretical and practical significance of streamline tec hnique, as well as two categories of streamline generation techniques, is presen ted.
简要回顾了流线可视化技术的理论和实际意义，以及流线生成的两类技术；