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- Biogenic aragonite 生物成因文石
- Fermentation is a biogenic process. 发酵是一种生物化学反应过程。
- Thus perhaps even clouds and rain may be biogenic. 以此推论,甚至乎云层雨水也是由生物活动产生的。
- Aragonite and magnesium calcite are more soluble than normal calcite. 霰石和镁方解石,比普通方解石更容易溶解。
- The chemical composition of the melo shell is calcite and aragonite. 美乐贝的化学成分是方解石和文石。
- Effect of biogenic hydrocarbon to photochemical pollution in Guangzhou. 天然源排放碳氢化合物对广州地区光化学污染的影响。
- Abundant biogenic school graduates due to the good situation of the school. 该校生源充足缘于该校毕业生就业的良好形势。
- Sleep and food and water are among the biogenic needs of the organism. 睡眠、食物和水属于生物体的基本需要。
- The calcium carbonate in corals or in the shells of other marine creatures comes in two distinct mineral forms: calcite and aragonite. 珊瑚或其他海洋生物外壳里的碳酸钙,包含两种完全不同的矿物形式:方解石和霰石。
- The Red Sea is supersaturated in both calcite and aragonite and the degrees of saturation are higher than found in the Gulf of Aden. 结果显示,红海深层水的方解石及霰石饱和度均比亚丁湾和阿拉伯海深层水的饱和度高。
- Polar surface waters most likely will become undersaturated for aragonite before the end of this century. 在本世纪结束前,极地海水表层很有可能变得对霰石不饱和。
- The outer surface of sea cultured pearl's nacre is composed of polygonal tablet of aragonite and organic matrix sheet. 海水养殖珍珠的表层微形貌呈现以文石晶体及壳角蛋白膜为结构单元组成的按一定方式排列的层状或阶梯状的结构或形态。
- The acicular and columnar shapes of aragonite crystals are preserved even after aragonite changes into calcite. 文石转变为方解石常保留文石的针状、柱状晶形,并存在于石笋沉积生长的始终。
- Their crystal structure sets them apart: calcite forms hexagons and aragonite forms rhombohedrons. 它们的结晶构造使它们分离:方解石型六角形和文石的菱面体。
- Biogenic amine is a kind of low molecular compounds belonging to nitric fatty group or heterocycle group. 生物胺是一类含氮的脂肪族或杂环类低分子化合物。
- In addition, the advantage and possibility of the application of the aragonite as a kind of gem have been studied. 在此基础上,对兰坪富锶文石的颜色成因进行了讨论,并对其作为宝玉石资源的利用优势及可能性进行了展望。
- However some social groups within Centaurus space, mistrusting the augmentation of their natural biology, rebel against Biogen treatment. 在半人马座空间内的一些社会团体虽然不相信他们的自然生物的增加,但是仍然反对生命素治疗法。
- Aragonite whiskers were prepared by carbonate process. and the structure properties were analyzed. 利用碳酸化法制备了文石型碳酸钙晶须材料,并对晶须结构特性进行了分析测试。
- They have an established religion, the Harmony, and developed an eugenic program called Biogen. 他们信仰美好的(事物)他们发展了一种优生学叫“初生代”。
- Nacre with microlaminate structure is composed of polygonal tablet of aragonite and minor organic matrix (< 5%). 珍珠层是由多边形文石板片和少量有机质(<5%25)组成的兵微层理的结构单元,可分为砖墙型和堆垛型两种类型。