The proper specification for a long is %ld.
对于long 类型的变量来说，正确的用法是 %ld。
Please enter the LD Reference No.
请输入劳资关系科档案号码。
So it is essential to control LD temperature strictly.
因此，严格控制LD的工作温度很有必要。
This paper introduces a LD temperature control system.
本文介绍了一种LD温度控制系统。
Thus the production cost can be cut down by adopting LD-LF-CC.
因此从夹杂物角度考虑，采用LD-LF-CC工艺可降低生产成本。
LD temperature data acquisition and analysis system is introduced in this paper.
设计了一种LD温度数据采集与分析系统。
A LD temperature data acquisition and analysis system is introduced in this paper.
设计了一种LD温度数据采集与分析系统。
Smoke discharged from LD converter has more dust than the standard because of its design.
转炉除尘系统因设计问题，造成排放的烟气含尘量超标。
The research and application of process control model on LD converters in Baosteel are presented.
本文介绍宝钢转炉过程控制模型研发和应用。
The research and application of process control model on LD converters in Baosteel are presented.
本文介绍宝钢转炉过程控制模型研发和应用。
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