The wider range of temperature has made the operation much easier.
此外，操作温度范围较宽，作业人员容易掌握。
Manual fire monitor has the characters of large flow, long range, and convenient operation.
手动消防炮具有流量大、射程远、操作方便的特点。
Manual fire monitor has the characters of large flow, long range, and convenient operation.
手动消防炮具有流量大、射程远、操作方便的特点。
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