兆

Major equipment sales are: infrared thermometer, coating thickness, sound level meter, vibrometer, tachometer, thermometer, anemometer, temperature and humidity instrument, roughness instruments, hardness tester, according to meter megohm table, such as test instruments.

主要销售的仪器有：红外测温仪、涂层测厚仪、声级计、测振仪、转速表、测温仪、风速仪、温湿度仪、粗糙度仪、硬度计、照度计，兆欧表等测试仪器。

Use megohmmeter of 2500/500V for measurement , the insulation 5 resistance values should not be less than 70% of experimental values of production delivery.

采用 2500/500V 兆欧表进行测量，绝缘电阻值不应低于产品出厂试验值的 70%。

Use 1000V Megohmmeter to test cable of 0.6/1Kv and below.

c 对0.6/1kV及以下电缆采用1000V兆欧表。

1KV cable, use 1000V or 2500V Megohmmeter to measure the resistance of conductor to earth insulation resistance instead of DC voltage endurance test.

对额定电压为0.6/1kV的电缆可用1000V或2500V兆欧表测量导体对地绝缘电阻代替直流耐压试验。

AC voltage endurance test of secondary circuit:voltage for test is 1000V,when insulation resistance of circuit is above 10M,we can use megohmmeter of 2500V for replacing,test time is 1 minute,take measures to prevent overvoltage and dielectric puncture during test.

3.10.1.3 二次回路交流耐压试验：试验电压为 1000V，当回路绝缘电阻在 10M 以上时，可用 2500V 兆欧表代替，试验时间为 1min，试验时应采取措施防止过压击穿。

M. Insulation test of secondary circuit:use megohmmeter of 500V～ 1000V for measuring insulation resistance to earth of all DC circuits, signal circuits,the values should not be less than 1 M.

3.10.1.2 二次回路绝缘试验：采用 500V～1000V 兆欧表测量各直流回路，信号回路对地绝缘电阻，其值不低于

We have designed a 5 Mev electron linear accelerator for the industry.

我们设计了一台5兆电子伏工业用电子直线加速器。

It has been applied to radiation monitoring system of 4 MeV electrostatic accelerator in my school at present.

目前其已应用到我校4兆伏静电加速器的核辐射监测系统中。

There appeared to be no gross distortions of the neutron spectrum expect at energies below 2 MeV.

除了2兆电子伏以下的能量外，中子谱似乎不存在显著的畸变。

In the outer Belt, proton energy averages only 1 MeV.

在外部带质子能量平均仅为1兆电子伏。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。