Disadvantages of sublevel caving without sill pillar lie in high ore loss and dilution as well as difficult control of ore loss and dilution. 无底柱分段崩落采矿法存在损失贫化大和损失贫化难以控制的缺点。
Raising capital can be a hugely distracting, draining process & and the dilution implications, as well as the choice of investors, have deep repercussions on your future options. 融资是个极其另人分心、操心的过程&再加上股权的稀释,以及投资者的选择,均会对你未来的选择空间产生深远的影响。
The author believes that this method is a sophisticated mining method and is one of the major achievements in the mining today, since it has the advantage of lowest dilution and loss of ore as well as high efficiency and production capacity. 作者认为:由于此法具有贫损率低和高效率、高生产能力两方面的优点,故是当今技术上的一种高水平采矿法,是现代矿业的主要成就之一。
Firstly, water dilution / ammonium sulfate precipitation method was well established to purify IgY from egg yolk. It is not only a simple, economic and easy scale-up purification method, but the way to produce high quality antibodies. 首先,建立了以水稀释硫酸铵盐析的方法纯化卵黄抗体的纯化方案,该方案不仅具有简单、经济和利于大规模生产的特点,且纯化出的卵黄抗体具有纯度高、活性好等优点。
The theory of dilution is a new way to protect the well known trademark. 淡化理论开辟了对驰名商标保护的新途径。