Implementation of the new discharge standard for landfill leachate makes most landfill leachate projects in China face technical upgrade.
随着新垃圾渗滤液排放标准的实施,我国大部分垃圾渗滤液处理工程面临着技术升级改造问题。
Especially, it has been renowned for its outstanding achievements in the scientific research, equipment replacement and technical upgrade of solar water heater self-contained production equipment.
尤其在太阳能热水器成套生产设备的科技研发、设备更新、技术升级等方面取得了卓越成效。
Russia supplied technical help to upgrade “Varyag” and its air component, which may be the navalized Russian SU-33 or a variant.
俄罗斯为“瓦良格”的升级提供了技术支持,并为其提供了空中力量组成部分,有可能是海军化了的苏SU-33 或其改装版。
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