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- Conclusion When the KV is as high as possible and the exposure field is as small as possible, each dose equivalent of exposure dose of organs out of exposure field is decrease. 结论:胸部摄片时管电压越高,照射野越小,照射野外各部位受照剂量当量亦越少。
- They are mainly decided by the energies of accelerated particles and output doses for neutron dose rate levels which change insignificantly with the sizes of exposure fields. 杂散中子剂量率水平主要取决于加速器粒子的能量和输出剂量,随照射野的变化不明显。
- The field artillery pounded away at the for tress. 野战炮兵连续炮击那座要塞。
- I threatened him with public exposure. 我威胁说要向公众揭发他。
- The crowd cheered as the teams entered the field. 球队入场时观众们为之欢呼。
- On the map the drains of each field are laid sown. 地图上标有每一块地的排水沟。
- She chose the room with an eastern exposure. 她选了一间朝东的房间。
- Right-handed batters usually hit to left field. 右撇子击球手把球打到左外野。
- The runaway horse was cornered in a field. 那匹跑掉的马在田地里被圈住了。
- Tent is used by camper and by soldier in the field. 露营的人和战地的士兵用帐篷。
- The children had a field day with their new toys. 孩子们玩新玩具玩得十分开心。
- An oil well blew out in the oil field. 油田里有一口油井发生井喷。
- He is an adventurer in financial field. 他是金融领域的投机者。
- An exposure of one- hundredth of a second will be enough. 百分之一秒的曝光时间就足够了。
- The castle frowned down upon the field. 城堡呈威压之势俯视原野。
- The peasants fertilize the field by using manure. 农民们施肥来使土地肥沃。
- The field of operations has been staked out. 军事演习的区域已经划定。
- They were pioneers in the field of microsurgery. 他们是显微外科学领域的创始人。
- Exposure of the body to strong sunlight can be harmful. 身体受烈日暴晒会造成伤害。
- A football field should be level. 足球场地应该平坦。