水平

• The line of sight must be approximately perpendicular to the horizontal axis .
  视线必须近似地垂直于水平轴。
• Blanket or trend deposits are flatlying or gently dipping .
  “毯”型或走向矿床的矿体呈水平产出，或倾角平缓。
• The toxic level of retinol is about 500 times the minimum requirement .
  视黄醇的中毒水平为最低需要量的500倍。
• The highest returns are received from the highest level of fertilization .
  最高的施肥水平可获最高的经济效益。
• It is thought and spirit that raise men above the level of the brutes .
  惟有思想和精神才能使人超于禽兽的水平。
• In actual operation, the fuel is kept at an almost constant level .
  在实际运行中，燃料几乎保持在一定的水平上。
• Since 1960, many horizontal immersion extractors have been introduced .
  自1960年以来，采用了许多水平浸提装置。
• Herbicides are difficult to apply horizontally over long distances .
  要在长段距离的水平方向施用除草剂也很困难。
• The quality of persons or things was all of the same standard or level .
  人或事物的地位完全处于同一标准或水平。
• The upper surface of the bed remains horizontal when the container is tipped .
  当容器倾斜时床层上表面保持水平。