Dozens of small mining companies hope to open new mines in the United States and elsewhere that could tap reserves of medium and heavy rare earths.
美国能源部的报告还指出：几十家小公司都希望在美国或是其他地方新开发稀土矿，能利用导体和重稀土的储备。
Water-best to drink purified water, or filtered, to avoid known toxins and heavy metals in tap water.
而平常应饮用净化水或过滤水，然应避免饮用有毒的或重金属的水。
If tap water is used, the caregiver must decide whether to boil the water to eliminate bacteria and thus concentrate any heavy metals in the water, or to use unboiled water.
如果使用自来水，护理者必须决定是使用因煮沸从而可能使重金属聚集的水，还是使用不煮沸的水。
To avoid using heavy objects or tools to tap the ground, nor can it be directly on the epoxy ground to drag the weight.
e避免使用重物或是工具敲击地面，也不可直接在环氧地面上拖移重物。
Water-best to drink purified water, or filtered, to avoid known toxins and heavy metals in tap water Distilled water is acidic, avoid it.
而平常应饮用净化水或过滤水，然应避免饮用有毒的或重金属的水。
Application of horizontal well technology to tap the potential of super heavy oil reservoir is studied for Xinglongtai reservoir in block Du84 of Shu1 area.
以曙一区杜84块兴隆台油层为例，探讨了水平井技术在超稠油油藏挖潜中的应用。
Application of horizontal well technology to tap the potential of super heavy oil reservoir is studied for Xinglongtai reservoir in block Du84 of Shu1 area.
以曙一区杜84块兴隆台油层为例，探讨了水平井技术在超稠油油藏挖潜中的应用。
应用推荐