chemicals的例句（chemicals在句子中的用法）

• Scientists tried out thousands of chemicals before they found the right one. 科学家们试验了数千种的化学药品才找到一种合适的。
• A police put some chemicals on the piece of paper and a line of words showed up. 一位警察在一张条上涂上化学药品, 一行字迹清晰地显现出来。
• Chemicals are used to keep the insects down. 化学药品用于阻止昆虫滋生。
• inflammable chemicals 易燃的化学品
• chemicals that are very ineffective in killing weeds 完全不能有效清除杂草的化学品
• An imbalance in certain chemicals leads to disturbances in the brain’s function. 某些化学成分失衡会道致大脑功能的紊乱。
• Have you studied the composition of the chemicals? 你研究过这种药品的成分了吗?
• These substances are sometimes combined with other chemicals, such as chlorine. 这些物质有时可与其他化学品化合，例如氯。
• Such chemicals taken up by plants can be harmful to humans and animals. 这种化学物质被植物吸收上来,就可能对人畜产生危害.
• You shouldn't have let the children fool about / around with dangerous chemicals. 你不该让孩子们胡闹摆弄危险的化学品.
• Pharmaceutical taste . Unpleasant taste sometimes acquired by wines sotred near odoriferous chemicals. 药味:当葡萄贮藏在有味的化学物质附近时,有时会带上的一种令人不快的杂味.
• Consider phthalates, those chemicals that help preent makeup from smudging. 如酞酸盐, 这些化合物用于帮助化妆品防止脱落.
• Lactones are major chemicals used in the preparation of other organic reagents. 内酯是制备其他有机试剂的重要化学品.
• The plant has recalled lids which leached out dangerous chemicals. 那家工厂回收了浸滤危险化学物质的盖子.
• These chemicals are mainly surfactants used as solubilizers, emulsifiers or coating agents. 这些化学制剂主要用于溶解剂 、 乳化剂和涂层作用剂的表面活性剂.
• This group of feed composes straight chemicals produced by the chemical industry. 这类饲料包括化学工业生产的单一化学产品.
• The paddy fields are besprinkled with agricultural chemicals. 稻田里洒满了农药.
• Industry: transportation equipment, chemicals, processed and unprocessed minerals, food products. 工业: 运输设备, 医药, 加工及未加工的矿石, 食品.
• Heavy industry pollutes our rivers with noxious chemicals. 重工业产生的有毒化学品会污染我们的河流。
• Actually, the natural flavor essences and the chemicals they contain are colorless. 事实上它们所含的天然香精与化学物质都是无色的.