在进行试验前，保护阻抗要从带电部件上断开。
Protective impedance is disconnected from live parts before carrying out the tests.
如果将火花试验装置的电极在闭合或断开时的放电电弧看作一个非线性电阻，则可以实现电路本质安全性能的计算机辅助分析方法。
If the arc generated during the make or brake of electrodes of spark-test apparatus was regarded as a non-linear resistance, non-explosion assessing intrinsic safety method can be established.
灼热丝燃烧试验仪实验过程中，当达到设定的灼热时间时，加热电压自动断开，实验小车自动离开，脱离灼热丝。
The experimental process, when to set the burning time, heating voltage automatically disconnect, experimental automatic leave, car out of the hot wire.
本文分析了限流自动开关断开原理，提出了结构设计要点，并介绍了主要试验结果。
In this paper, interruption principle of the current-limiting circuit breaker is described. Considerations in design of structure are outlined, and some of the test results are introduced.
随着大规模临床试验的公布，新药的不断开发，急性冠脉综合征患者的预后得到显著改善，为临床带来了更多的希望。
In a large number of published clinical trials, including many trials of new drugs, the prognosis for survival after ACS is improved.
抽屉单元装有可靠的机械联锁装置，只有在分断开关的状态下才能被打开，同时抽屉具有明显的合闸、试验、分断位置显示。
There is mechanical interlock for the drawer units, they can be opened only if the switch is at break-off state. The drawers have apparent position indication for close~ test and off.
在导线第三次断开时，病人年龄14岁，体重69磅（31.3公斤），决定给予服用异丙肾上腺素制剂作进一步试验，以期望免去这男孩一次经受 胸廓 切开术。
When the wire Broke for the third time he was 14 years old and weighed 69 lbs (31.3kg). It was decided to give Saventrine a further trial in the hope of sparing the Boy yet another thoracotomy.
在导线第三次断开时，病人年龄14岁，体重69磅（31.3公斤），决定给予服用异丙肾上腺素制剂作进一步试验，以期望免去这男孩一次经受 胸廓 切开术。
When the wire Broke for the third time he was 14 years old and weighed 69 lbs (31.3kg). It was decided to give Saventrine a further trial in the hope of sparing the Boy yet another thoracotomy.
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