物质

• This reagent attacks feldspars and dark minerals .
  这种反应物质侵蚀长石和音色矿物。
• The substance is then said to exhibit hysteresis .
  因此人们说这类物质出现滞后现象。
• Light and matter represent different forms of energy .
  光和物质体现了不同形式的能。
• All kinds of materials have the ability to store heat .
  任何物质都有贮存热量的能力。
• A corrective for overacidity is an alkaline substance .
  酸性过度的中和剂是碱性物质。
• It 's a property of matter to attract .
  物质有引力。
• At point e, the substance is wholly in the vapor phase .
  到e点时，物质全部变为气相。
• The shear strenth is equal to the cohesion of substance .
  剪切强度等于物质的内聚力。