铁

In comprehensive concerning of all above,it is suggested that theincrease of zinc content in shoot apex may involved in IAA synthesis in thispart,which is more likely to be an orignal signal that plays a critical role inthe regulation of root ferric reductase activity of iron-deficientdicotyledonous plants.

综上所述，缺铁胁迫条件下，根系铁含量的降低导致根系锌含量的积累，从而使茎尖的锌含量增加并有可能促进地上部IAA的增加。在双子叶植物中，IAA可能是调节缺铁根系〓还原酶活性的初始信号物质。

The model of the ductile iron solidification is set up according to the solidification property and influence factor.

针对球墨铸铁的凝固特点和影响球铁件收缩缺陷的因素，提出了封闭孤立收缩膨胀叠加法预测球铁缺陷，在CASTsoft凝固模拟软件基础上，分别用铸钢模块和采用封闭孤立收缩膨胀叠加法的球铁模块预测典型铸件缺陷。

Zinc Phosphate will render coating materials excellent rust-preventing performance and good resistance to water.

磷酸锌在三价铁离子具有很强的缩合能力，这种磷酸锌的根离子与铁阳极反应，可形成以磷酸铁为主体的坚固的保护膜，这种致密的纯化膜不溶于水、硬度高，附着力优异呈现出卓越的防锈性能，由于磷酸锌基因具有很好活性，能与很多金属离子作用生成络合物，因此，具有良好的防锈效果。

And the thin degree of mineral is very thin. If want to achieve the rich purpose to collect the iron through rub the tailing again to separate the silicon and irons from the ore, it is very difficulty and the cost is too expensive.

由于浮选后的精矿品位不高，尾矿产生量大，其铁品位在43%左右，且原矿磨矿细度已经很细，如果想通过尾矿再磨，分离矿石中的硅和铁，达到富集铁的目的，难度很大，且成本不合算。

The corporation to develop from the action scilicet that establish, production and promotion new material and in lieu of iron, supersede the lumber product the material for oneself to allow, resolve the evolution that the Chinese material resource in push supersedes, supersedes the iron, lumber vocation, the amalgamation sets out from the current problem " City trap " in settle, cooperates with the science and engineering university south of R.O.C., Hubei the science and engineering university development section grinds, the year of on stream produces 50,000 high and strong and colorful manhole cover of compound material, water grate, the year produces 150,000 even meters the high and strong and colorful tree of pattern of landscape of round the trench the blind flange, low cost substitution iron no burn brick 、building block produce with the stock, the new uses the stock with the cargo, diseases of compound material road cage、 protective cage of pattern of landscape, the low cost site the photocopy to model the culture bricks, the productive capacity of the set grasses bricks, curb stone, compound calcium silicate culture stone, careful choose to anticipate, set the new formula, amalgamation can seconded client the necessity designs the build, color, pattern sign, green environmental protection, and hue saturation, the texture is delicate, the employment put together economic effects, social performance is very addicted.

公司自成立之初即以研发、生产及推广新型材料及替代铁、替代木材产品材料为己任，立志于推动中国材料资源替代、替代铁、木材行业的发展，并从解决当前&城市陷阱&这一问题出发，与华南理工大学、湖北理工大学开展科研合作，投产年产5万套景观型高强彩色复合材料检查井盖、雨箅，年产15万平米景观型高强彩色树围沟盖板，低成本代铁免烧、砖砌块生产用托盘，新型商用货用托盘，景观型复合材料道路隔离栏、护栏，低成本现场压印成型文化路面砖，植草砖、路沿石、复合硅酸钙文化石的生产能力，严谨选料，创新配方，并可根据客户需要设计造型、颜色、图案标志，绿色环保，而且色彩饱和，质感细腻，使用综合经济效益、社会效益很好。

Ring appears armature electro-acoustic transducer, abandoned plane ferromagnetic disk Diaphragm Park, began to use his ring on the armature and the bonding of non-ferrous magnetic Park tapered at the end of radiator to lower the quality of the sound output pressure to increase by 5 decibels, to extend the frequency range of about 500Hz, the successful design, moving iron type electro-acoustic transducer to achieve the ultimate performance.

1950年出现的环型衔铁电声换能器，摒弃了铁磁性平面园盘振膜，开始采用环状衔铁和粘接其上的非铁磁性园锥形辐射体来降底质量，使输出声压提高了5分贝，频率范围扩展了约500Hz，这一成功设计使动铁式电声换能器的性能达到了极致。

The utility model relates to a double-purpose driving apparatus of medical X-ray machine with remote-control and direct-control, which belongs to medical equipment.The driving apparatus comprises a direct-current speed reducing motor whose output terminal is fixed with a ring electromagnet; an armature iron is arranged on the motor output shaft whose end is provided with a driven wheel meshes with the armature iron and rotates around the motor shaft.As the electromagnet is electrified, the armature iron is attracted and disengages from the driven wheel.With the driving apparatus, the remote control and the direct control of a non-remote controlled X-ray machine can achieve, increasing the working efficiency by 3 to 4 times and the economical benefits.

该实用新型涉及双重用途的驾驶仪器的医用X光机的远程控制程序，并进行直接控制，属于医疗equipment.the驾驶仪组成，直接电流减速电机，其输出端是固定的一个环电磁铁；电枢铁是安排在电动机输出轴，其终点就是提供一台四轮驱动的网格与电枢铁和周围旋转电机shaft.as电磁铁通电，电枢铁是吸引和脱离接触，从驱动轮随着驾驶仪器，远程控制，并直接控制的一个非遥控X光机，能做到的事，提高工作效率3至4倍和经济效益。

Any of various powdery or scaly reddish-brown or reddish-yellow hydrated ferric oxides formed on iron and iron-containing materials by low-temperature oxidation in the presence of water.

铁锈：粉末状或鳞状的红褐色或黄褐色的水气含铁化合物。由于遇水而在铁上或含铁材料上低温氧化而成

The effect of N forms and Ratios on iron nutrition in hydroponically grown lettuce were investigated. It was found that suitable ratioNO3--N:NH4+-N:CO(NH22 =6:6:0 in nutrient solution can significantly promote plant growth, raise chlorophyll content, improve plant iron utilization efficiency, and reduces nitrate content accumulation in leaves, and the cost of nutrient solution was thus reduced.

硝态氮、氨态氮与酰胺态氮及其不同配比对水培油菜铁素营养的影响试验，结果表明，不同形态氮素显著影响植物的铁素营养状况，NO_3~--N：NH_4~--N：CO(NH_2)_2为6：6：0的处理比单一NO_3~--N使用处理，能促进水培油菜生长，提高叶绿素含量，增加植物体内铁的活性，降低叶片中硝酸盐含量的积累，降低营养液成本。

The reduction in switchable polarization of ferroelectric thin film is a major problem in ferroelectric mem...

铁电薄膜开关过程中可反转的极化随开关次数而降低，即铁电极化疲劳，这是铁电存储器应用中遇到的一个大问题。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。