calcium造句

• Pyroxenes and amphiboles also contain calcium .
  辉石与闪石也含有钙。
• Strongly acid peat soils are often low in calcium .
  强酸性泥炭土常呈现低钙。
• Limestone is rock composed of calcium carbonate .
  石灰石是由碳酸钙所构成的岩石。
• They are alumino-silicates of sodium, potassium and calcium .
  它们都是钾和钙的铝硅酸盐类。
• Additions of organic matter to soil hasten calcium losses .
  土壤增施有机质会促进钙的损失。
• They may be exacerbated by a simultaneous deficiency of calcium .
  由于同时缺乏钙而使之恶化。
• At high calcium concentration they fuse without lysis .
  在钙离子浓度高时，他们融合而不解体。
• Thus there is a greater calcium need to immobilize the oxalate .
  因而需要较大量钙去固定草酸。
• Calcium cyanamide is poisonous and irritating to the skin .
  氰氨化钙是毒性物质，对皮肤有刺激性。
• It was found that calcium reduced elongation of cucumber hypocotyls .
  有人发现，钙能抑制黄瓜胚轴的伸长。
• The use of calcium sulfate requires an greater capital investment .
  使用硫酸钙做原料，需要更多的基建投资。
• Our hoard of calcium is relatively enormous--2. 2 pounds of it .
  我们囤积的钙相对来说是非常多的--有22磅。
• Enamel is the hardest structure of the body and the richest in calcium .
  釉质是身体中最硬的组织最富于钙质。
• The different isozymes bind calcium ions with different affinities .
  不同的同功酶以不同的亲和力与钙离子相结合。
• The calcium carbonate content of phosphate rock determines the pore structure .
  磷矿中碳酸钙的含量决定了磷矿的毛细孔结构。
• The tricalcium phosphate consituent is converted to phosphoric acid and calcium sulfate .
  磷酸三钙组分转化成为磷酸和硫酸钙。
• He postulated that the carbon reacts initially with the sulfate to form calcium sulfide .
  他认为碳最初和硫酸盐反应生成硫化钙。
• Calcium pectate has been invoked as a material that binds together the cell walls of plants .
  果胶酸钙起着粘结细胞壁物质的作用。
• Alfalfa will fail to grow well on soils which lack sufficient amounts of available calcium .
  苜蓿在有效钙含量不足的土壤上生长不良。
• At a given moment there is only 1/40 ounce of calcium circulating in joe's bloodstream .
  在一个特定时刻，乔血液里循环着的钙只有140盎司。