X射线比γ射线更容易被人体吸收，所以X射线对人体的伤害比γ射线大。
参考答案：错
China recently tightened its waters controls near the Huangyan Island to prevent Chinese fishing boats from ______ in the South China Sea.[ ]
A. attacking
B. having attacked
C. being attacked
D. having been attacked
关于室内外装饰工程施工环境温度，下列说法不正确的是______。
A．刷装、饰面和花饰工程不低于5℃
B．普通与中级抹灰不低于0℃
C．裱糊工程不低于0℃
D．涂刷清漆不低于8℃
