Guidelines on how to avoid bromate in water have been published by the International Ozone Association.国际臭氧协会已经发表了有关如何避免接触溴酸盐水的指南.Mainly, this article discusses the elements and way of replacing potassium bromate in brea...
Properties: White powder with Specific Gravity of 7.10, easily absorb moisture, without flammability and causticity.物理性能: 白色粉末,比重7.10, 易吸湿, 无可燃性和腐蚀性.Ammoniacal synthesis procedure has some dangerous characteristics, for ...
Missilemen were busy at launching pads and hangars, preparing for two new moon shoots.火箭专家们在发射台及飞机棚中忙着准备两次月球火箭之发射试验.The paved strip in front of and around airport hangars and terminal buildings.停机坪飞机机库及建筑物端饰前及周围的铺过的临时跑道....
He has attempted paint architectonic throne receding in space.他尝试画具有建筑深度的王座.Receding gums can be the result of disease or simply incorrect brushing.牙龈萎缩可能是疾病导致的，也可能仅仅是错误的刷牙方式引起的。Dealers grew concerned over the sliding do...
Critics and the public puzzle out the layers of meaning in his photos.评论界和公众揭开了他照片中的重重深意。He left for his summer cottage to puzzle out what he might try next.他动身到他的避暑别墅去想清楚他下一步应该做什么。She managed to puzzle out the meaning o...