如果外界温度低于零度倾斜，允许在开车前带走了四，五分钟的空闲时间最多。
Should the temperature outside dip below freezing, allow a maximum of four to five minutes of idle time before driving away.
壳体试验的试验温度、试验介质、试验压力、试验持续最短时间及允许渗漏率见表。
Testing temperature. Testing medium. Testing pressure. The shortest continued time and allowed leak rate on shell test and seal function test as following sheet.
热油管道安全经济输油温度是满足管道允许停输时间要求的最低进站油温；
The safe and economic operation temperature in hot oil pipeline is the lowest temperature at the inlet of heating station to satisfy the requirement of permissible shutdown time of pipeline.
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