Original production string acidizing is a new technology, which can greatly shorten the recycle of acidizing treatment and economize operating cost.
不动管柱简易酸化是一项较新的工艺，利用该技术可大大缩短作业周期、降低作业成本。
Tests proved in addition to lower production cost the muffling and aerodynamic performance of this new muffler are better than the original one.
试验证明其消声及空气动力性能均优于原配消声器，此外制造成本也有所下降。
The newly developed digital type marking machine featured by its cost effective and ease of operation has replaced the original imported matrix-type marking machine in the production.
研制的数字化喷号机替代了进口矩阵型针式打号机用于生产。设备成本低，维护操作简单。
The newly developed digital type marking machine featured by its cost effective and ease of operation has replaced the original imported matrix-type marking machine in the production.
研制的数字化喷号机替代了进口矩阵型针式打号机用于生产。设备成本低，维护操作简单。
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