However, the need for oil flow in hydraulic circuit reverse flows can use hydraulic control, opening a one-way valve, so that the flow of oil can flow in both directions.

但在液压回路中需要油流反向流动时又可利用控制油压，打开单向阀，使油流在两个方向都可流动。

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The short circuit transfer of GMAW with argon shieding is used to weld aluminium-plated steel sheets or plates. In the way of this, both joint quality and corrosion resistance can be increased.

镀铝钢板焊接采用熔化极氢弧焊短路过渡方法，使其焊接接头的质量和耐蚀性都得到了提高。

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The paper thus acted as the dielectric between the components of each transistor, as well as being the substrate for the circuit, in the same way that the base of a silicon chip acts both as substrate and as dielectric.

ECONOMIST: A new use for a common material