查询词典 CA

But, there was no Ca(superscript 2+) precipitate in tapetal cells of Zhenshan 97B at the pollen mother cell stage and the meiosis stage and the Ca(superscript 2+) precipitates in tapetal cells mainly deposited in the disaggregated cytoplasm.

而保持系绒毡层细胞遮花粉母细胞时期和减数分裂时期细胞内没有Ca(上标 2+)沉淀；单核花粉时期绒毡层细胞内的Ca(上标 2+)沉淀主要分布在解体的细胞质内。

Artificially induced a single 〓elevation could effectively drive the activation, in recently ovulated oocytes (12—13 h after hCG) however, a single Ca〓 increase was futile in initiation of activation and only repetitive 〓 rises were avalable, suggesting that the activation of recently ovulated oocytes requires oscillatory Ca〓 signals as occuring at fertilization.

只有诱导卵内Ca〓多次升高才能使之激活。提示：刚排出不久的卵激活象受精一样需要胞质Ca〓波动信号。

By testing the mechanic and electrochemical properties of lead and lead alloy,concluded that Pb Ca alloy have higher hardness and corrosion resistance,while Pb Sb alloy have better cycle charge discharge r property than Pb Ca alloy.

通过对铅及其铅基合金的机械性能和电化学性能的测试可得，Pb－Ca系合金具有较高的硬度和较优良的耐腐蚀性能，而Pb－Sb合金的循环充放性能优于Pb－Ca合金。

Yiqi Huoxue Paishi decoction have certain effects in curing rats that intragastrically administrated with 1.25% Ethylene Alcohol plus 1% ammonia chloride, the mechanism is reducing the Ca(superscript 2+), Mg(superscript 2+), P(superscript 3+), uric acid of the blood serum and increasing the Ca(superscript 2+), Mg(superscript 2+), P(superscript 3+), uric acid of the urine.

益气活血排石饮对1.25%乙二醇合1%氯化铵接灌胃制作草酸钙结石大鼠模型有肯定的疗效，通过降低血清Ca(上标 2+)、Mg(上标 2+)、P(上标 3+)、尿酸及肾组织草酸的含量以及增加尿Ca(上标 2+)、Mg(上标 2+)、P(上标 3+)与尿尿酸的排泄，发挥该方的治疗作用。

The results showed that activity and thermostability of β-amylases were greatly improved by addition of 30 mmol/L Ca(superscript 2+) to soluble starch solution, whereas the formation of reducing sugar was slightly increased by the addition of Ca(superscript 2+) during liquidification.

研究表明，向可溶性淀粉溶液中添加30 mmol/L Ca(上标 2+)，能大大提高β-淀粉酶的活性和稳定性；而液化过程中的外加Ca(上标 2+)盐可使还原性糖的生成量略有提高。

And, the proportion of H(superscript +) in exchangeable acid showed a reverse trend. 2 Exchangeable bases, especially exchangeable Mg(superscript 2+), K(superscript +) and Na(superscript +), in various layers of the soils in the protected fields were much higher than those in the control, not only in content, but also in saturation, whereas soil exchangeable Ca(superscript 2+) did not vary much, but the base saturation and exchangeable Ca(superscript 2+) saturation decreased significantly.

2保护地各土层土壤交换性盐基总量较露地相应层次土壤均有所增加，其中交换性Mg(上标 2+)、K、Na含量均高于露地，而交换性Ca(上标 2+)含量变化不明显；保护地各土层土壤交换性Mg(上标 2+)、K、Na饱和度较露地相应层次土壤均有所增加，但盐基饱和度、交换性Ca(上标 2+)饱和度下降明显。

P species, main as Ca-P and organic P forms, showing rego〓 pollution and karst area of lake watershed, inorganic P〓 related to Ca〓, Al〓, Fe〓 content in the overlying water, sediments is not a simple reservoir of dissolved phosphate and particle phosphate, near the interface, near 98% of total P existed as active forms, they may release to overlying water through reduction dissolution, deadsorption in the period of early diagenesis, only 2% of P as fixed forms, which mainly remained in the sediments, sediment was an important resource of nutrients of ovrelying water.

高原湖泊沉积物中的磷以有机磷和Ca-P形式存在为主，反映了高原湖泊流域污染和碳酸盐地区的整体背景，无机磷形式与水体吸附体Ca〓，Al〓和Fe〓的含量有关。底部沉积物不是溶解性磷酸盐和颗粒磷酸盐的长期储存场所，几乎有98%的磷是活性的形态存在，它们通过早期成岩作用在还原条件下还原，溶解和释放又重新回到上覆水体，只有2%的磷以固〓态的形式稳定保存于沉积物中，因此，沉积物为水体营养程度的重要来源。

Results: The expression of MMP-9 in CA tissues was higher compared with normal prepuces (P.01). MVD in CA group was higher than the normal prepuces (P.01). Spearman correlation analysis suggested that the expression of MMP-9 was positively correlated with MVD.

尖锐湿疣(condyloma acuminatum，CA)临床上具有生长快、易复发的特点，少数可在短期内因疣体过度增生而形成巨大型CA，甚至恶变，这可能与MMP-9等的异常表达有关。

There are 15 amino acids of privet branches hosted by Ericerus pela lower than that comparative branches and total amino acids of privet branches decreased by 28.17% due to host of Ericerus pela. The results also showed that the growth of the female Ericerus pela needed K,Ca,Mn and Wax secretion of the male Ericerus pela needed K,Na,Ca,Mg,Fe,and Mn.

白蜡虫寄生的女贞枝条中有15种氨基酸含量低于不放养白蜡虫的对照枝条，只有谷氨酸、组氨酸和色氨酸3种氨基酸含量高于对照枝条，白蜡虫寄生使女贞枝条的氨基酸总量降低了28.17%。K、Ca、Mn 3种元素和K、Na、Ca、Mg、Fe、Mn等元素分别是白蜡虫雌虫生长发育和雄虫泌蜡所必须。

These two types of coupling reagents can effectively promote the condensations between N-methyl or Ca,Ca-dialkyl amino acids, and the yields are usually more than 90%. The reactions can be carried out using the so-called ￠one-pot￠ procedure without the preactivation of the carboxylic components.

这两类新型缩合剂可以高效地促进N-甲基氨基酸间或Ca，Ca-二烷基化氨基酸间的缩合，产物的收率一般在90%以上，反应可以采用&一锅法&进行，无须首先对羧基组份预活化。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。