Highpressure grouting technique is used in treatment of these piles.
通过使用高压注浆技术，对这些桩进行了修补和加固补强。
2
The source of the anomaly may lie in this region rather than in the highpressure film.
反常现象的起源可能在这个区域，而不是在高压油膜区。
3
Highpressure and high temperature boiler of firing pure blast furnace gas has its own characters of construction and operation because of BFG special characters.