Liquid jet method and jet head, jet head box using said head, and jet equipment.
一种喷液方法和喷液头,以及喷液头盒,和喷液设备。
The present invention relates to a pile-forming tool for poured spiral pile, consisting of tool head box and tool.
一种螺旋体灌注桩成桩用刀具,由刀架箱和刀具构成。
In the pressurized head box control system of paper machine, the characteristic of nonlinear and strong coupling always appears, and makes the system control difficult.
在造纸机的加压网前箱控制系统中,通常会出现强耦合和非线性的特性,给系统控制带来困难。
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