By absorbing international modern and advanced technology and with unique and optimized design, the liquid-liquid, vapor-water heat exchanger is manufactured.
换热器吸取当代国际先进技术，经独特的优化设计制造的液—液、汽—水热交换器。
The rig has good technical performance by absorbing foreign advanced technology and the experience of traditional truck-mounted RIGS and skid-mounted RIGS.
该钻机吸收了国外先进技术和传统车装、橇装钻机的经验，具备优良的技术性能。
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