有三种类型的季节性流感——甲型、乙型和丙型。根据病毒表面蛋白不同的种类和结合情况，甲型流感病毒又进一步分类为亚型。
There are three types of seasonal influenza – A, B and C. Type A influenza viruses are further typed into subtypes according to different kinds and combinations of virus surface proteins.
地形的渗透性通过砾石和木材表面的结合达到最大化。
The permeability of the terrain is maximized by using a combination of gravel and timber surfaces.
在合适的电刷镀工艺下，镀层表面平整、光滑，具有较高的显微硬度、耐蚀性和结合强度。
The layer is smooth with higher microhardness, corrosion and bonding strength by using the proper process.
按此工艺制得的黑色钼酸盐转化膜表面光滑，光泽性好，与基体结合牢固。
The black molybdate conversion film obtained with the above technics has smooth and glossy surface and good adhesion to the substrate.
目的：观察HN 97金属烤瓷外源性着色剂上色烧结后的表面光滑性及与体瓷结合情况。
Objective: To study the HN 97 porcelain stain's superficial smooth property and its combination with body porcelain after firing.
阐述了机械镀锌层的表面质量、结合力及其耐蚀性，提出了机械镀锌的沉积过程模型。通过实验数据及分析加以验证。
Surface quality adhesion to substrate and corrosion resistance of zinc coating of mechanical plating are described. The deposition model is proposed and is confirmed by experimental results.
本文就树脂结合剂cbn砂轮的修整方法及其对磨削表面完整性的影响进行了研究。
In this paper, the dressing methods for resin bonded CBNwheels and their effects on ground surface integrity are investigated.
采用碱溶液对麦秸原料进行处理，以期改善其表面润湿性，提高与胶黏剂的结合强度。
In order to improve the surface wettability of wheat straw and increase its bonding strength with adhesives, an aqueous alkali was used to modify the surface characteristics.
目的：观察纯钛表面不同修饰方法对提高表面润湿性及其与热凝树脂结合强度影响的效果。
Objective: To evaluate the surface energy and thermoplastic bonding strength of pure titanium after different surface modification.
通过化学镀在碳纳米管表面镀上一层连续的铜镀层，以改善碳纳米管与金属基体的润湿性，增强界面结合力。
Interfacial strength would be increased between carbon nanotubes and metal-matrix through electroless plating a continuous layer of copper on carbon nanotubes.
结合复合材料自身的弱导电性特点，通过在其表面增加导电功能层的方式解决复合材料的防雷击问题。
In this paper, conductive layer was made on the surface of composite ply, such as flame spraying aluminum coating, expanded aluminum foil, aluminum foil.
目的探讨体外循环系统聚氯乙烯材料表面共价结合肝素的方法，并对肝素化后聚氯乙烯材料的血液相容性及稳定性进行评估。
AIM to explore a novel method to immobilize heparin onto the polyvinyl chloride (PVC) surface used for cardiopulmonary bypass system and to evaluate its blood-compatibility and stability.
研制压电陶瓷驱动双重杠杆放大的刻字作业工具，并与微定位机器人结合实现了光盘表面的刻字作业，验证了系统的有效性。
A carve tool is presented actuated by PZT with double lever magnify mechanism, and integrated with the bionic robot. Experiment of carving on CD disk surface shows the feasibility of the robot.
结果表明，等离子表面冶金合金化涂层对基材具有良好的润湿性，基材表面熔化区的形成使得涂层与基材实现了完全的冶金结合。
Results indicated that plasma surface metallurgical coating of Fe-Cr-Ni-B-Si had well wettability, and metallurgical bonding was obtained between coating and substrate.
OV X组：种植体表面结合骨板较薄，连续性差。
OVX Group: the bone plate of implant surface was thinner and poor continuity.
热稳定性测试表明表面改性层非常稳定并具有良好的结合性。
The thermal shock resistance test indicates that the surface modification cladding is very stable and shows firm adherence.
研究结果表明，在一定的工艺参数下，铁基自熔性合金粉末可以在钢的表面形成一层铺展均匀、结合牢固、具有零稀释率特点的熔覆层。
The results showed that a uniform, adherent and non dilution clad coating on low carbon steel was obtained under the proper cladding parameters.
树脂结合剂金刚石砂轮自锐性好，不易堵塞，磨削效率高，温度低，工件表面粗糙度较低。
Resin bond grinding wheels have characteristics of good self-sharpening, high grinding efficiency, low grinding heat and no loading. The processed workpiece h.
树脂结合剂砂轮自锐性好，不易堵塞，磨削效率高，温度低，工件表面粗糙度较低。
Resin bond grinding wheels have characteristics of good self-sharpening, high grinding efficiency, low grinding heat and no loading. The processed workpiece has.
树脂结合剂砂轮自锐性好，不易堵塞，磨削效率高，温度低，工件表面粗糙度较低。
Resin bond grinding wheels have characteristics of good self-sharpening, high grinding efficiency, low grinding heat and no loading. The processed workpiece has.
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