In a certain range, if the lifting material beyond its corresponding weight, the circuit is cut off, so that the lift can not be carried out to ensure the stability of the crane.
在某一定幅度，如果吊物超出了其相应的重量，电路就被切断，使提升不能进行，保证了起重机的稳定。
Voltage lift technique opens a good way to improve circuit characteristics.
电压举升技术为改善电路特性提供了好方法。
Since the effect of parasitic elements limits the output voltage and power transfer efficiency of DC-DC converters, voltage lift technique opens a good way to improve circuit characteristics.
受寄生元件的影响，DC - DC升压变换器的输出电压和功率传递效率受到限制，电压举升技术为改善电路特性提供了好方法。
Voltage lift technique is a popular method that is widely applied in electronic circuit design.
电压举升技术是一项广泛应用于电子电路设计的方法。
A built-in safety circuit disables the lift when it is in the charging position.
内置的安全电路禁用电梯时，在充电的位置。
Then the authors made a detail analysis on the above troubles and introduced how to improve the fault circuit for reduce the failure rate and enhance the stability of the lift system.
对故障电路进行改进后，提高了电控箱体提升系统工作的稳定性，降低了故障率。
The safety valve can make the lifting fluid-pressure drive circuit of a fork lift truck or a crane obtain not only high efficiency ascending speed, but also reliable and safe descending speed.
该安全阀使叉车或起重机的起升液压驱动回路既有高效率的上升速度，又有可靠的安全下降速度。
The safety valve can make the lifting fluid-pressure drive circuit of a fork lift truck or a crane obtain not only high efficiency ascending speed, but also reliable and safe descending speed.
该安全阀使叉车或起重机的起升液压驱动回路既有高效率的上升速度，又有可靠的安全下降速度。
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