查询词典 second baseman

Second,. according to the sector of voltage space vectors, adjacent switching state vectors are selected to calculate on-durations under volt-second balance principle. The questions of judging sectors and sector transition are discussed and qualitative analysis of performance is carried out.

由三相电压源型逆变器输出电压波形得到六个有效开关状态矢量，这六个开关矢量和两个零矢量合成一组等幅不同相的电压空间矢量，去逼近圆形旋转磁场。

The magnetic capability of the large dimension toroid for application was measured by the pulse magnetization method. When the outer and inner dimensions of the toroid core were 220 and 80mm, the bight was 60 mm, and the section was 4 200mm^2, the pulse width was 3.5~4.0μs, the repelition rate was 50Hz, the primary and second coils were 1 circle, the maximum volt-second product was 0.007Vs and the bias current was 8A to maintain the toroid not saturated.

使用脉冲法对成型的大尺寸磁环动态磁性能进行测量，励磁方式和工作中完全一致，在测量脉冲脉宽3.5~4.0μs，重复频率50Hz，初次线圈均为1匝，外径220mm，内径80mm，高60mm，截面积4 200mm^2时，得到磁环实际能够达到的伏秒数为0.007Vs，此时所需的偏磁电流大小为8A。

In the direction of flow between the first cross section (50) of flow and the second cross section (52) of flow, a third cross section (54) of flow is formed between the valve member (40) and the valve housing (36), said third cross section (54) of flow being larger than the first cross section (50) of flow and the second cross section (52) of flow.

在流动方向上在第一通流横截面(50)与第二通流横截面(52)之间在阀元件(40)与阀壳体(36)之间形成第三通流横截面(54)，该第三通流横截面大于第一通流横截面(50)和第二通流横截面(52)。

In order to better described the second type of theory and its applications, the paper is divided into four parts: the first part of the second on the concept and its standard form.

为了更好的阐述二次型理论及其应用，论文分为四个部分：第一部分介绍了二次型的概念及其标准形。

In general, the two-word stage begins roughly in the second half of he child's second year.

一般而言，双语句阶段大概开始于儿童一岁半到两岁期间。

If you only degrees in order to home in their twilight years, the city may wish to buy a new house or second-hand housing, the city of new house prices in the 1500 -2800 per month, a bit of history second-hand housing prices in the 500-600 yuan, 100,200 square meters have .

如果您只度，以便他们在家中晚年，该市不妨购买一台新的房屋或二手房，新的城市房价在1500年-2800每月有点历史二手房价格在500-600元，一十点○二○万平方米有。

This finds all the edges satisfying the condition that the first vertex index is less than the second vertex index when the direction from the first vertex to the second vertex represents a counterclockwise winding around the triangle to which the edge belongs.

这一发现的边缘满足所有的条件下，第一顶点指数低于第二顶点指数的方向时，从第一点第二点是一个逆时针缠绕在该三角形属于边缘。

This finds all the edges satisfying the condition that the first vertex index is greater than the second vertex index when the direction from the first vertex to the second vertex represents a counterclockwise winding around the triangle to which the edge belongs.

这一发现的边缘满足所有的条件下，第一顶点指数大于第二个顶点指数的方向时，从第一点第二点是一个逆时针缠绕在该三角形属于边缘。

This finds all the edges satisfying the condition that the first vertex index is less than the second vertex index when the direction from the first vertex to the second vertex represents a counterclockwise winding around the triangle to which the edge belongs.

当从第一个顶点到第二个顶点的方向表示该边所属三角形的逆时针方向时找到所有符合第一顶点的索引比第二个顶点索引小的边。

Results show that ammonia emission occurred within the first 6 days after fertilizer application, and it was less after the basal dressing and the first top-dressing than after the second top-dressing-N loss through ammonia emission accounted for 0.4%~12% of the total nitrogen applied for the basal and the first top dressings. However for the second top-dressing the percentage was 5.8%, 9.7%, 25.6%, 15.6%, 11.6% during the 2002 rice season, and 27.4%, 26.2%, 30.0%, 35.1%, 27.6% during the 2003 rice season for Treatments LN, OPT, LP, HP and HN, respectively.

结果表明，稻田氨挥发损失主要发生在施肥后6d内，基肥和第一次追肥后各处理氨挥发量占施氮量的0.4%~11.5%，而第二次追肥后氨挥发损失比例较大，对照、低氮、优化、低磷、高磷和高氮处理的氨挥发在2002年稻季分别占施氮量的5.8%、9.7%、25.6%、15.6%和11.6%，在2003年稻季则分别为27.4%、26.2%、30.0%、35.1%和27.6%。

The studies on the developing of new media are very important to the increasing of the area density of HDD and to the implementation of hybrid recoding technology.

光磁混合记录方法，是一种可以突破超顺磁极限的限制，并进一步提高硬盘记录密度和读写速率的一种新型超高密度信息存储方式。

In io, mTOR inhibition promotes T cell anergy under conditions that would normally induce priming.

体内研究中，在正常可激发免疫反应的条件下，抑制mTOR可促使T细胞无能。