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Phytates,the salt form of PA chelating with cations such as K~+, Ca~(2+),Mg~(2+),Zn~(2+) and so on,are mostly accumulated in the aleurone and embryo part of cereal seeds.

植酸是作物种子中含磷最丰富的化合物,占种子干重的1%以上,种子全磷含量的65%-85%和酸溶性肌醇磷酸盐的90%以上,易与K~+、Ca~(2+)、Mg~(2+)和Zn~(2+)等金属离子螯合形成植酸盐,主要沉积在作物的糊粉层和胚中。

Keep the hand face plate 3# zinc in Australia alligation material manufacture, combining many special lamellas plating craft, the color and luster endure, the feeling of hand is delicate, bearing to decay the function good, the salt fog experiment time marks 24 hours of request far above the country far, again through the 4 Hs of hardness above varnish seal, roast to paint the temperature to amount to 150 ℃sThe surface is smooth, raising the antisepsis consumedly, defending the scoring, scuffing ability.

执手面板采用澳洲3#锌合金材料制作,结合特殊的多层电镀工艺,色泽持久、手感细腻,耐腐蚀性能优良,盐雾实验时间远远超过国标要求的24小时,再经硬度4H以上的清漆封闭,烤漆温度达150℃;表面光滑,大大提高了防腐,防划伤能力。

It is revealed that the cap rocks of gas pools in China are dominated by argillaceous rock, followed by evaporite, but the resource volumes sealed by the latter is relatively larger.

统计发现:我国气藏的直接盖层以泥质岩为主,其次为膏盐岩,但后者封盖的储量较大。

The kinetics of arsenate sorption at pH 5.0 was studied at 278, 288, 298 and 308 K in the first research.

第一部份的实验,其目的在观察在278, 288, 298及308 K且pH 5.0下砷酸盐在夹层为氯化物之锂铝层状双氢氧基化合物之动力吸附行为。

The part to be case hardened is immersed in a bath of fused sodium cyanide salts at a temperature slightly above the Ac1 range, the duration of soaking depending on the depth of the case.

需表面硬化的零件浸没在略高于 Ac1 温度熔化的氰化钠盐溶液中,浸泡的持续时间取决于硬化层的深度。

The effect of single component of inorganic metal salts and organic compounds, and combined brightener s on deposits of bright electroless nickel plating were studied.

分别研究了单组分无机金属盐、有机物以及组合光亮剂对化学镀镍层光亮性的影响。

Ore source of celestite mineralization system is complex in this area. Weathering and erosion of the floor of the basin and the mountain around the basin, evaporite sediment in the earlier, deep water, Mesozoic and Cenozoic volcanism can provide the strontium. In particular, serving as initial ore source, oil-field brine supplies the majority of strontium.

该区矿源场分析表明,锶的来源有基底和周边山系风化剥蚀来源、老含盐地层补给、深部水和中、新生代火山活动补给;其中,盆地基底和周边老山风化以及深部水补给为主要来源,特别是油田水作为矿源层为锶矿床的形成提供了大量锶源。

The carbonate reservoir is characterized by the fact that the azimuth of fractures is related with structural axis, the developmental extent of fractures and structural location are close related to dip of structure, low-dipping structural axis has not growth fractures. Otherwise, growth fractures, density of fractures are related thickness of layer, more thickness, then less density of fractures. Intra-fracture of layer is main. Some marlstone and anhydrite barriers exist in the reservoir, and become some non-connected oil-water system.

结果表明:碳酸盐岩油藏为裂缝的发育程度与构造位置及构造倾角的大小有关,构造轴部倾角小裂缝不发育,构造翼部倾角大,裂缝发育;裂缝发育密度随着单层厚度增加而逐渐减小;裂缝以层内缝为主,穿层大裂缝少;油藏中存在若干泥质灰岩和膏盐的隔夹层,形成多个连通不畅的油水分布系统。

Results indicated that the cathodic current efficiency of the bath for zinc-iron alloy electroplating was 73%(that for zinc plating was l0.68%), and the throwing power was 100%(that for zinc-plating is 85%).

结果表明:合金镀液的阴极电流效率为73%,深镀能力为100%,合金层中含铁量为0.4%-0.8%;经钝化后,其盐雾试验出现白锈时间为240h(镀锌层为94~144h)。

The purification method of the deoxyribonuclease comprises the following steps: drying fresh fruiting body of Ganoderma lucidum, pulverizing, extracting to obtain crude deoxyribonuclease, salting out with ammonium sulfate, carrying out affinity chromatography, gradient-eluting, carrying chromatography in SP Sephorose Fast Flow column, and gradient-eluting with 0 to 0.3 M NaCl to obtain seoxyribonuclease of Ganoderma lucidum.

该酶的提取纯化方法,以新鲜灵芝子实体为原料,经干燥处理后粉碎、粗酶抽提、硫酸铵盐析、亲和层析,梯度洗脱,再用SP Sephorose Fast Flow柱层析,以0~0.3M NaCl梯度洗脱,即可获得灵芝脱氧核糖核酸酶。

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