阿波罗号宇航球带回的月岩石样本证明了在月球上存在着古老的磁场区域，并且磁场强度比地球磁场强度弱一百倍。
Lunar rock samples brought back by the Apollo astronauts provided evidence of an ancient magnetic field on the Moon about 100 times weaker than the Earth's magnetic field.
以自然坐果的番茄为对照，研究了丰产剂2号蘸花处理对番茄果实发育过程中库强度和果实内酸碱环境的影响。
The effect was studied on the sink strength and acid and alkali circumstance in tomato fruit during fruit development by Fengchanji2 treatment.
比赤洛宇航公司正在发射一系列“起源号”、“守护者号”人造卫星，对充气结构的强度以及其他进程进行检验。
Bigelow Aerospace is sending up a series of satellites, called Genesis and Guardian, to test the strength of inflatable structures and other processes.
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