Especially designed or prepared magnetic or quadrupole mass spectrometers capable of taking `on-line' samples of feed, `product' or `tails', from UF6 gas streams and having all of the following characteristics:
生产合成物或部分加工合成物时调节蒸压器或水压器内温度、压力或气体的技术数据(包括加工条件)和程序。