电动机的绝缘电阻应保持大于1兆欧。
The insulation resistance of these motors should be kept above 1 megohm.
在雨天，发电机的绝缘电阻常常降到0.5兆欧以下。
On raining days, the insulation resistance of the generator often drops below 0.5 megohm.
在晶体管电流源情况下，一(在直流)数兆欧阻抗典型。
In the case of transistor current sources, impedances of a few megohms (at DC) are typical.
广泛使用的高兆欧电阻器有两种：碳膜电阻器和金属氧化物电阻器。
Two types of high megohm resistors are widely used: carbon-film and metal-oxide.
数字式电压表通常有10兆欧的输入阻抗。当测量高阻抗电路时﹐可能会有影响。
DVM usually got an input impedance of 10 Mohm. There may be loading effect when measuring high impedance circuit.
日置公司即将推出一款新型的模拟兆欧表，适用于测量住宅和工业设施中的绝缘性和连续性。
HIOKI E. E. CORPORATION will be releasing a new analog insulation tester for general testing of both the insulation and continuity of residential and industrial installations.
避免焊机内进水或受潮，否则及时吹干，用兆欧表测量绝缘情况(包括连接节点之间及连接点与机壳之间)。
Aviod water and moisture penetration, otherwise blow it dry in time and start a megger insulation test which should include the insulation between connection joints as well as joints and cabinet.
检查方法是将兆欧表上的一个接线柱接在电泵电缆线上，另一接线柱接在电机外壳上，摇动兆欧表，观察绝缘电阻值。
Megohm inspection method is to form an electric cable terminal at the online access, another access terminal on the motor casing, megohm shake table to observe the value of insulation resistance.
X1探头﹕没有衰减﹐输入阻抗跟示波器输入阻抗一样(通常是1兆欧)。由于对测试电路有很大的负载影响﹐所以很少使用这种探头。
X1 probe: no attenuation, input impedance follow that of scope input impedance (usually 1 Mohm). This type of probe is seldom used because of heavy loading effect on circuit under test.
X1探头﹕没有衰减﹐输入阻抗跟示波器输入阻抗一样(通常是1兆欧)。由于对测试电路有很大的负载影响﹐所以很少使用这种探头。
X1 probe: no attenuation, input impedance follow that of scope input impedance (usually 1 Mohm). This type of probe is seldom used because of heavy loading effect on circuit under test.
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