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- Because CFCs depletes the ozone layer in the atmo-sphere,in 1987 Montreal Protocol,it was,therefore,decided that there shouldbe a phased reduction in the production and use of CFCs. 由于氯氟烃(CFC_s)破坏大气臭氧层,1987年蒙特利尔协议决定对氯氟烃分期削减其生产和使用。
- microwave-assisted liquid phase reduction method 微波辅助液相还原法
- The use of lead-free petrol is now being phased in. 无铅汽油的应用现正逐步推广。
- The old currency will have been phased out by 1990. 旧币分阶段至1990年将全部禁止流通。
- If passed, the plan will be phased in. 如果计划被通过的话，将逐步付诸实施。
- The production lines were phased in last year. 这些生产线，是去年逐渐引进的。
- Inefficient bureaucratic administrations would be phased out. 低效的官僚管理体制将会逐渐废除。
- The introduction of the metric system in Britain is being phased. 英国引进米制度量衡制度的工作正在分阶段进行。
- The child is going through a difficult phase. 那孩子正经历困难的阶段。
- The two sets of traffic lights were out of phase. 那两组交通灯不同步。
- Preparation of ultrafine cobalt powder by high temperature solution phase reduction method 高温液相还原法制备超细钴粉末
- The modernization of the industry was phased over a 20-year period. 工业现代化分20年逐步实现。
- Ni-mediated Liquid Phase Reduction of Carbonyl Compounds in the Presence of Atmospheric Hydrogen 常压氢气气氛下镍催化液相还原羰基化合物
- They have decided to phase in the new techniques. 他们已决定逐步引入新技术。
- The windshield wipers are out of phase now. 挡水玻璃刮水器现在动作不协调。
- Keywords ultrafine nickel powders;preparation;liquid phase reduction;composite;ethoxyline; 超细镍粉;制备;液相还原法;复合材料;环氧树脂;
- Keywords metal material;ultrafine cobalt powder;liquid phase reduction;polylol;preparation process; 金属材料;超细钴粉;液相还原;多元醇;制备工艺;
- Keywords nickel coated tungsten composite powder hydrazine aqueous phase reduction; 镍包钨复合粉末;联氨;液相还原;
- A phase or an aspect of a logically developing process. 契机一个按逻辑发展过程的阶段或方面
- phased reduction [经] 分期减少
