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- When pore width is 0.9nm,both hydrogen storage weight density and volumetric density come to a head,and at 77K and 1MPa both can meet the energy density standard of DOE. 当板间距为0.;9nm时;系统吸附储氢的重量密度和体积密度均能达到最大;且在77K、1MPa下;能达到DOE的能量密度标准。
- Mixed PS Scrap (baled), Mixed PS Scrap (baled) shall consist of assorted Polystyrene (PS) scrap, compacted into secure bundles with a minimum weight density of 10 lb./cubic foot. 白色PS 小块(打包) 将包括被分类的白色聚苯乙烯(PS) 小块, 和变紧密入安全捆绑以极小的重量密度10 磅/立方英尺。
- Mixed LDPE Scrap (baled), Mixed LDPE Scrap (baled) shall consist of assorted Low Density Polyethylene (LDPE) scrap, compacted into secure bundles with a minimum weight density of 10 lb./cubic foot.. 混杂的LDPE小块(打包)将包括被分类的低密度聚乙烯(LDPE)小块;变紧密入安全捆绑以极小的重量密度10磅/立方英尺。.
- Clear PS Scrap (baled), Clear PS Scrap (baled) shall consist of sorted clear or natural Polystyrene (PS) scrap, and compacted into secure bundles with a minimum weight density of 10 lb./cubic foot. 有颜色的PS 小块(打包) 将包括被分类的聚苯乙烯(PS) 小块, 被排序入一种唯一颜色和变紧密入安全捆绑以极小的重量密度10 磅/立方英尺。
- White PS Scrap (baled), White PS Scrap (baled) shall consist of sorted white Polystyrene (PS) scrap, and compacted into secure bundles with a minimum weight density of 10 lb./cubic foot. 干净的PS 小块(打包) 将包括排序干净或自然聚苯乙烯(PS) 小块, 和变紧密入安全捆绑以极小的重量密度10 磅/立方英尺。
- The chair sagged down under the fat man's weight. 椅子经这胖人一坐便压弯了。
- A reliable car is worth its weight in gold. 靠得住的汽车就是无价之宝。
- The pillars have to support the weight of the roof. 这些柱子须承受屋顶的重量。
- The President swings his weight to get laws passed. 总统运用权力使法律获得通过。
- His opinion doesn't carry much weight. 他的意见没多少影响。
- Bananas are usually sold by weight. 香蕉通常按重量卖。
- The net weight of this jar of coffee is 180 grams. 这瓶咖啡净重180克。
- The density of population in this city is very high. 这个城市的人口密度非常高。
- These fish vary in weight from 3 lb to 5 lb. 这些鱼的重量从3磅到5磅不等。
- The drunken man was a dead weight in my arms. 这个醉汉在我怀里死沉。
- The dam burst under the weight of water. 那水坝在水的压力下决口了。
- I am afraid I have gained weight. 我想我体重增加了。
- He has put on weight since I last saw him. 自从我上次见到他以来，他又长胖了。
- The area had a population density of five people per square mile. 该地区人口密度为每平方英里五人。
- He is on a diet to reduce some weight. 他正在节食以减轻体重。
