Mouse bone marrow polychromatic erythrocyte micronucleus test was negative.对小鼠骨髓嗜多染红细胞微核试验结果为阴性.There were micronucleus at telophase in another pollen mother cells.另一些花粉母细胞在末期具有微核.Objective To observe chromosomal aberrat...
凸凹不平的石墙就像一条很深的运河的河岸。The rough rock walls were like the sides of a deep canal.在这片以石墙隔出巴掌大的农田的乡村，驴子比汽车还多。Donkeys outnumber cars in this landscape of tiny stone-walled fields.有20人被倒塌的石墙砸伤。Twenty people were injured by falli...
若把许许多多这样的电池连成阵列，就能提供可以利用的电能量。An interconnected array of many such cells will deliver amounts of useful electricity.为什么阵列技术正好适用于数字式功能部件,是很清楚的.Why array technology is directly applicable to digital functions is clear.高存贮密...