substance的例句（substance在句子中的用法）

• Flavanoid is a kind bioactive substance, which has special conservancy and function of healing. 黄酮类化合物是一类生物活性物质, 具有特殊的保健和药用功能.
• Fertilizer is a substance put on land to fertilize it. 肥料是施在地里使之肥沃的物质.
• Keto - enol tautomerism is the most common tautomery phenomenon. Keto - enol themselves are the real chemical substance. 酮及烯醇互变是互变作用最普通的现象, 它们都是真实的化学实体.
• It converts part of the physical mass of the mediums body into another substance, ectoplasm. 它将灵媒身体的物质部转换至另一种物质 —— 流质.
• Don't worry, although these vegetables taste a little bitter, they are contain rich depurative substance. 不要担心所有的蔬菜都有一点微苦, 是由于它们含有净化物质.
• Chromatophilic substance is found within the cytoplasm of dendrites. 嗜色质见于树突的细胞质中.
• They also secrete a waxy, transparent substance called cutin. 它们还分泌蜡质的透明物质,称作角质.
• This is an attempt to confuse form and [ with ] substance. 这是企图把形式同实质混 淆.
• Many enzymes will not work without the presence of an additional nonprotein substance called a cofactor. 许多酶如不外加一种叫做辅助因子的非蛋白质物质就不能工作.
• A species of cockroach sprays a substance , ethylacrolein, that is a kind of tear gas. 某种蟑螂喷射一种催泪性毒气――乙 基丙烯 醛.
• A chemical substance that prevents or slows a cathodic or reduction reaction. 一种阻止或减缓阴极反应的化学物质.
• A catalyst is a substance which speeds up a chemical reaction. 催化剂是一种能加速化学反应的物质.
• Preparation, homogeneity, stability and certification of reference substance of bornyl acetate were studied. 研究了乙酸龙脑酯标准样品的制备 、 均匀性和稳定性及其定值方法.
• The basic substance Willis selected for the strata of his experiments was beeswax. 威利斯在他做的试验中选择摸拟地层基本物质是石蜡.
• Even relatively minor trauma can result in avulsion of the splenic substance. 甚至轻微的创伤就能引起脾实质撕裂.
• The metallogenic substance mainly comes from the Archeozoic metamorphic rock series in basement. 成矿物质主要来源于基底太古界变质岩系.
• The titanium ascorbate was the substance of low toxicity to fish, shellfishand anura. 抗坏血酸钛对鱼类 、 类及无尾两栖类皆为低毒物质.
• Interferon is probably the most significant nonspecific antiviral substance. 干扰素可能是最重要的一类非特异性抗病毒物质.
• Antimetabolite: Substance replaces, or inhibits a specific compound within a cell , whose functioning is thereby disrupted. 抗代谢物: 对于活细胞利用或合成其所需物质过程中的基本化学变化具有特异拮抗作用的物质.
• An antigenic substance has the potential of producing an aclergic response in certain individuals. 抗原物质在某些个体内是有产生变态反应的潜能.