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- The welding fume and its harm to health in welding processes is analyaed,which including the effect of gaseous substance and particle hazard substance. 分析了焊接烟尘及相关过程中有害物质对人体的危害,分别列出了气态物质和颗粒状有害物质的作用;
- Atmospheric marine aerosol was derived from seawater,gaseous substance,soil dust,ash fly from burning coal,ash fly from burning fuel and industrial waste at DaLian sea area. 结果表明,大连海域大气气溶胶物质主要来自海水、气态物(SO2、NOx)、土壤尘、煤烟尘、燃油灰和工业废料。
- Meanwhile, study and utilization of radon and its daughters is one of the standard for gaseous substance of radioactive measurement in ionizing radiation metrology. 同时,研究和利用氡及其子体,也是电离辐射计量学中气态放射性物质测量具有标志性的重要标准之一。
- Under the Air Pollution Control Ordinance" the owner or occupier of any premise is required to control the emission of air pollutants such as odour, VOC, particulate oily fume and gaseous substance into the atmosphere. 除此之外,根据噪音管制条例,所有环境噪音,例如建筑工程噪音,通风系统噪音及泵房噪音等,必须符合环保署之噪音排放标准。
- In the air to gaseous and aerosol attitude exists, which accounted for 90% of gaseous substances, many of which are carcinogenic substances. 它们在空气中以气态、气溶胶态存在,其中气态物质占90%25,其中许多物质具有致癌性。
- Primarily Anise Star does this through causing gaseous substances to dissipate into tiny bubbles leading to less fermentation in the act of digestion. 根本上,八角是透过令气态物质驱散成微小的气泡而在消化中更少发酵。
- A substance is in liquid state if it is neither gaseous nor solid. 一种物质和果它既不是气态,也不是固态,那它一定以液态形式存在。
- A substance in the gaseous state. 气体处于气态的物质
- The emery is a hard metallic substance. 金刚砂是非常坚硬的金属物质。
- The ball is filled with gaseous mixture. 那个球充满了气体混合物。
- Barium sulfate is a radiopaque substance. 钡硫酸盐是一种辐射光不能穿透的物质。
- Musk is a kind of strong-smelling substance. 麝香是一种有强烈气味的物质。
- A gaseous anesthetic, such as nitrous oxide. 气体麻醉剂一种气态的麻醉剂,如一氧化二氮。
- Graphite is a soft black substance. 石墨是一种软而黑的物质。
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- This substance is soluble in alcohol. 这种物质能够溶解在酒精中。
- Her account was in substance correct. 她的账目基本上是对的。
- Ammonia is a chemical substance. 氨是种化学物质。
- The substance is irritable to sensitive skin. 这种物质对敏感的皮肤有刺激性。
- The gaseous state of a substance that is liquid or solid under ordinary conditions. 汽通常情况下呈液体或固体状态的物质的汽化状态