二分之一的英文

　　20日龄时卵巢总数中有二分之一出现成熟卵泡，最大直径4.5mm。

　　At the 20th day, a half of the total ovaries tested had mature follicles with maximum diameter of 4.5 mm.

　　丰田汽车三分之一的销售额和本田汽车（Honda Motor Co。）二分之一的销售额均来自美国市场。

　　S.accounts for a third of sales at Toyota and half at Honda Motor Co.

　　采用旁路计算机系统内存，打破了记录系统的数据传输仅为二分之一PCI总线带宽的速度限制，有效地提高了PCI总线上设备之间的传输率。

　　Thus the transmission rate between the various equipment of PCI bus has been effectively improved.

　　它说的是二分之一kT每自由度，等于高温极限时的能量。

　　And what it says is one half kT per degree of freedom equals energy in the high T limit.

　　在此基础上，用多刚体动力学分析软件Working Model3D建立了样车的四自由度二分之一车体平面振动模型，该模型可以用来模拟研究车辆悬架参数和路面不平激励对其行驶平顺性的影响。

　　Then a plane model of vehicle vibration with 4 freedoms is established by means of multi-body dynamic system software. Working Model 3D, which can be utilized to research the parameters of suspension and road roughness actuators influences on the ride comfort.