One of the problems with climate modification is it occurs over a relatively long period of time.
其中的问题与气候改变的是它发生在一个相对长的时间。
Carbon tax — One proposed policy which would control climate modification by placing a per-unit emissions tax on all carbon emitting sources.
碳税收——一个能够通过在所有排放源所征收的每单位排放税控制气候变化的一项建议性政策。
Method of parameters modification of climate and land quality is adoptable.
评价方法应该采用气候和田间地块质量参数逐级修正的方法。
By modification with retarders, HPMC and adhesive agents, FGD plastering gypsum can be prepared with good workability, adhesive capacity and climate resistant.
采用缓凝剂、纤维素醚、粘结剂改性，可以配制施工性、粘结性、耐候性良好的脱硫粉刷石膏。
By modification with retarders, HPMC and adhesive agents, FGD plastering gypsum can be prepared with good workability, adhesive capacity and climate resistant.
采用缓凝剂、纤维素醚、粘结剂改性，可以配制施工性、粘结性、耐候性良好的脱硫粉刷石膏。
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