[1]张奕。液压与气压传动[M]。北京：电子工业出版社，2011。

ZHANG Yi. Hydraulic and Pneumatic Transmission [m]. Beijing: Publishing House of Electronics Industry, 2011.

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左健民。液压与气压传动[M]。北京：机械工业出版社， 2001。

ZUO Jianmin. Hydraulic and Pneumatic Transmission[M]. Beijing: Machinery Industry Publisher, 2001.

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液压和气压传动。液力逻辑线路。第2部分：与逻辑符号相对应的供液和排液符号。

Fluid power systems and components. Fluid logic circuits. Part 2: symbols for supply and exhausts as related to logic symbols.

youdao

液压和气压传动。液力逻辑线路。第2部分：与逻辑符号相对应的供液和排液符号。

Fluid power systems and components. Fluid logic circuits. Part 2: symbols for supply and exhausts as related to logic symbols.

youdao