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- 半致死暴露剂量<在规定的暴露时间里lethal exposure dose 50%25
- 半致死暴露时间lethal exposure time 50%25
- 电子束处理鸡冠花干种子的半致死剂量(LD50)经测定为1.2kGy左右;LD50 of the seeds irradiation by the E-beams was esti- mated at about 1.2kGy.
- 日硼暴露剂量daily boron exposure
- 半semi-
- 半致死低温TL50
- 烟雾暴露剂量smoke exposure dose
- 半年half a year
- 口摄取半致死量acute oral toxicity
- 暴露剂量exposure dose
- 致死deadly
- 半天half of the day
- 半小时halfhour
- 硼污染的个人暴露剂量及其代谢的研究Individual exposure dosage of boron pollution and its metabolism
- 半角DBC case
- 限定的暴露剂量DED; defined exposure dose
- 半月half-moon
- 致死的lethiferous
- 半场half-court
- 半透明translucent