标准水听器 standard hydrophone ; Standard reference hydrophone
标准水层深度 standard water depth
标准水柱 standard water column ; standard column of water
标准水务 Standard Water
标准水泥 standard cement
标准水平 standard level
标准水位 normal water level
标准水带螺纹 standard thread
标准水银气压表 standard mercurial barometer
标准水带射流 standard hose stream
方法:分别利用标准水模、正常动物和肿瘤模型对镍钛合金支架置入前后的吸收剂量变化进行测量。
Methods: Standard water tank, normal animal and animal tumor model were used to assess the dosage change before and after a NiTi stent placement.
世卫组织的一名水卫生专家詹姆斯·巴特拉姆说,“过于严格的标准往往会失败。”
"Overly strict standards often fail," James Bartram, a WHO water-health expert, said.
那么,每天喝八杯水这样的标准建议从何而来呢?
So where does the standard advice of drinking eight glasses each day come from?
So, you assign values to very specific states of matter and call those the reference points for your temperature. For instance, freezing of water or boiling of water, the standard ones.
那么你对物质的,某些特殊状态指定数值,把它们叫做你的温度的参考点,比如水的冰点或沸点,它们都是标准。
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