substances的例句（substances在句子中的用法）

• Among the many regulatory substances in use we have controllable and selective herbicides. 在所有的许多调节物质中,有控制性的和选择性的除草剂.
• Since these substances are not licensed, they cannot be sold in the continental United States. 由于这些物品没有许可证，所以不能在美国大陆地区销售。
• Substances differentiated tissues secrete are called chalone. 已经分化的组织分泌物称为抑素.
• Substances that inhibit the capsaicin receptors should therefore dampen inflammatory pain. 因此,能够抑制辣椒素受体的物质,应该就可以减轻由发炎引起的疼痛.
• Assed with substances to prevent caking. 加入此物质为避免结成固体状.
• Volatile substances usually strike the bloodhound's nose as an entire constellation of distinctive scents. 猎犬的鼻子通常遇到易挥发性的物质时能辨别出那是完全不同的一组气味.
• Aim To optimize and establish the extraction technology of antidepressive substances from Hypericum perforatum L. 目的优选并确立贯叶连翘中抗抑郁成分的最佳提取工艺.
• Such substances are optically anisotropic and birefringent. 这种材料是光学各向异性的,因而是双折射晶体.
• HPLC method for determination of amrinone and its related substances was established. 建立了HPLC法测定氨力农及有关物质含量.
• Objective To establish a method to determine the content and related substances of Allylestrenol. 目的:建立烯丙雌醇含量测定及有关物质检查方法.
• Crude fatty materials contain certain substances that are not hydrolyzed in the human alimentary system. 原始脂肪物质含有一定量的不被人类消化系统水解的物质.
• OBJECTIVE To establish an HPLC method for the determination of Albendazole and its related substances. 目的建立了反相高效液相色谱测定阿苯哒唑的含量及有关物质的方法.
• Aflatoxin may produce poisonous metabolizing substances, and do harm to human's health. 黄曲霉菌可能产生有毒的代谢物, 从而危害人类身体健康.
• The goal is complete abstention from all mind-altering substances. 目标是彻底戒绝所有致幻物质。
• There's absolutely no regulation of cigarettes to make sure that they don't include poisonous substances... 根本没有法规来确保香烟不含有毒物质。
• ...substances that are injurious to health... 有害健康的物质
• ...mineral substances present in infinitesimal amounts in the soil... 土壤含有的极微量的矿物质
• Scientists claim to have identified natural substances with cancer-combating properties... 科学家们声称已经发现自然界的某些物质具有抗癌特性。
• ...substances that deplete the ozone layer... 大量消耗臭氧层的物质
• ...naturally occurring substances which the body can convert into vitamins. 自然产生的能被身体转化成维生素的物质