“campaign life”造句，怎麼用campaign life造句

The present development situation of China large BF long campaign life technologies are narrated .

The technology of high temperature preheating and high temperature and long campaign life hot blast stove had been adopted during the Shougang's no. 2 BF technology rebuild design.

The campaign life of furnace depends on not only construction and materials, but also correlates closely with care and maintenance.

No. 8 Blast Furnace design and its body's cool structure adopt the unique technology to guarantee the high yield, high-quality, low consumption and long campaign life of B.