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The Mould Cultivation Cabinet is with digital display, high and low temperature controlled by microcomputer, mirror finish stainless steel inner with observation window, compressor delay, and timer.
本霉菌培养箱，数显、微电脑控制高低温、镜面不锈钢内胆带观察窗、压缩机延时、定时控制器。
The catalyst featured wide operating temperature "window", high activity and good crush strength.
催化剂具有高活性温域宽、氮氧化物去除率高和压碎强度好等特点。
While under the condition of high temperature and high pressure, the safe drilling in thin safe density window is the technical difficulty that can not be solved well around the world.
随着深部油气藏的勘探和开发，深井及超深井的数量大幅度增加，而深井超深井在高温高压条件下，窄安全密度窗口内的安全钻井是当前国内外都未能很好地解决的重大技术难题。
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