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- 双冗余DDV阀组dual redundant DDV valve block
- 采用4个DDV阀控制的DEH系统的应用Application of DEH System by Using four DDV Valve Control
- 组to form
- 双冗余系统double redundancy system
- 双冗余网卡double-redundancy net card
- 直接驱动阀（DDV）direct drive valve (DDV)
- 双冗余异型网桥double-redundant heterotypic network bridge
- 电牵引采煤机增压缸阀组自动换向控制的实现Realization of auto-shift function of turbo-cylinder valve assembly in electric shearer
- 冗余redundancy
- 模组card of pattern
- 闸阀gate(brake; shutoff; shut-off) valve
- 组态configuration
- 球阀ball plug
- 成双atwain
- 冗余的superfluous
- 双解bilingual
- 到组to group
- 阀值threshold values
- 组立assemblage
- 单向阀holding valve
