Although the pilot experienced a slow first year, connecting only 15 percent of the program's 3-year objective, in the second year, connection rates doubled.
尽管这个试验项目第一年进展很慢，修建的管道只完成了该方案三年目标的15%，但第二年的完成率则翻了一番。
Meanwhile the second pilot specifies the flight route, connection frequency etc.
同时，副驾驶负责确定航班路线、联络频率等事项。
It compares the pilot distance protection with power line carrier (PLC) in the single or double frequency and the differential protection with optical fiber in the loop or chain connection.
比较单频率与双频率载波通道的纵联距离保护和环状与链状连接光纤通道的差动保护方案。
It is a parallel connection system and this system USES the high-speed valve as a pilot valve to control the twin throttle which controls the pressure and the flux of the hydraulic control system.
该文介绍了一种新型的数字式液压操纵系统，系统采用并联方案，以高速电磁阀为先导控制级，通过双节流阀进行操纵系统的压力、流量控制。
It is a parallel connection system and this system USES the high-speed valve as a pilot valve to control the twin throttle which controls the pressure and the flux of the hydraulic control system.
该文介绍了一种新型的数字式液压操纵系统，系统采用并联方案，以高速电磁阀为先导控制级，通过双节流阀进行操纵系统的压力、流量控制。
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