主要成分

Farmer's reducer: A solution for reducing the density of developed negatives, invent ed by Howard Farmer and containing principally potassium ferricyanide and sodium thiosulfate.

法梅氏减落薄业：侯活法梅发明的减薄液，它是一种能把显影底片的密度减弱的液体。主要成分是铁青化钾和硫代硫酸钠。

The syrupy poison, diethylene glycol, is an indispensable part of the modern world, an industrial solent and prime ingredient in some antifreeze.

这种糖浆状有毒液体，二甘醇，作为一种工业溶剂和一些防冻液的主要成分是现代世界不可或缺的部分。

Mylabris phalerata, Meloidae family of Coleoptera, has been known since antiquity to produce a potent toxic defensive agent, known as cantharidin (exo,exo-2,3-dimethyl-7-oxabicyclo [2.2.1] heptane-2,3- dicarboxylic anhydride), but well-known as Spanish Fly. In the past, Cantharidin has used as anticancer, herbicidal, pesticide and treatment of hepatic carcinoma and molluscum contagiosum activities.

中文摘要斑蝥为翘翅目芫青科斑芫青属的昆虫，主要成分为斑蝥素(Cantharidin； exo，exo-2，3-Dimethyl- 7-oxabicyclo [2，2，1] heptane-2，3-dicarboxylic anhydride)，研究中指出斑蝥素具有发泡、抗肿瘤的作用，或当作除草剂、杀虫剂、毛发生长刺激剂，目前临床上则用於治疗原发性肝癌及传染性疣。

Results A kind of water-based lubricant is selected. The lubricant consists of extreme pressure agent (sulfuration spermaceti oil, paraffin, etc.), emulsifier, stabilizer and separant. It has a satisfactory result, when it is used to process deep-drawing stainless steel, its cost is not expensive, environment is polluted to be less.

结果 选用水基不锈钢拉深润滑液，其主要成分为极压剂、乳化剂、稳定剂和隔离剂等，使用效果良好，成本低、环境污染小。

The spume is made of protein and fat molecules released by the breakdown of microscopic sea creatures.

这些泡沫的主要成分是海洋微生物分解产生的蛋白质和脂肪分子。

The molecular weight of three parts of peptide s was obtained, according to the equation of the standard cure.

水解所得粗品肽经SephadexG-25凝胶层析柱分离纯化，根据标准曲线的回归方程，得到分子量大致分别为大于5000Da和1180Da、580Da的三个级分，其中第二个级分为主要成分。

H2O conversion film is formed after treatment in the stannate solution, and the immersion test and potentiodynamic polarization show that the stannate conversion treatment can provide good protection to the AZ91D alloy.

H2O为主要成分的转化膜，转化膜由细小的球形颗粒密积而成；腐蚀性能评价证明它可对基体合金起到一定的防护作用。

The results show that a MgSnO3·H2O conversion film is formed by treatment in the stannate solution at 90℃, and the immersion test and potentiodynamic polarization show that the corrosion resistance of the AZ91D alloy is improved to some extent.

结果表明：锡酸盐转化处理后合金表面形成了以MgSnO3·H2O为主要成分的转化膜，可对合金起到一定的防护作用；转化膜由细小的球形颗粒密积而成，颗粒之间存在间隙，它可以为化学镀镍的前处理过程提供良好的吸附条件；转化膜上的化学镀镍层组织致密、无缺陷， MgSnO3·H2O转化膜在镀镍层与基体之间起到过渡作用，镀层的磷含量达到9%，与基体结合良好；在3.5% NaCl (pH=7)溶液中的动电位极化测试表明，镀镍以后的合金在阳极极化过程中发生了明显的钝化，耐腐蚀性能进一步提高，对基体起到了较好的防护作用。

Venus has a thick atmosphere of carbon dioxide, with traces of poisonous gases such as sulfur dioxide.

金星有一个厚厚的大气层，它的主要成分是二氧化碳和少量的有毒气体如二氧化硫。

Using natural resin or synthetic resin adhesives for main.

以天然树脂或合成树脂为主要成分的粘合剂。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。