... 安全停车点：Safe stopping distance 案例授课法：case study 安全保护阀：Safety protective valve ...
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Safety protective valve for preventing hydraulic pipeline rupture.
设有防止液压管路破裂的安全保护阀。
The safety valve of grade 2 and 3 auxiliary system is the protective device against the overpressure in the auxiliary system of the first loop.
核2，3级辅助系统安全阀是核电站----回路辅助系统的超压保护装置。
The utility model relates to a safety protecting device for the automatic braking of automobiles, comprising a safety plate, a protective net, an automatic air valve, and a propeller.
一种汽车自动刹车安全保护装置，有安全板、保护网、自动气阀、推进器组成。
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