采用生命表的形式研究了三化性桑蟥自然种群数量动态规律。
The number dynamic law of natural racial group of the trivoltinism mulberry white caterpillar was studied Using life table.
我通常建议不要在一个服务器上放置两个或三个以上的队列管理器,因为这样做以后,操作系统的可优化性将开始受到影响。
I usually advise not putting more than two or three queue managers on a server, though, because after that the operating system tunables start to be impacted.
缺乏热心的设计者,反过来,造成了自由软件项目的三个文化性问题。
The lack of dedicated designers, in turn, contributes to three cultural problems in Free Software projects.
肝脏三色染色显示硬化性胆管炎时,广泛的门管区纤维化。肝细胞正常。
This trichrome stain of the liver demonstrates extensive portal tract fibrosis with sclerosing cholangitis. The hepatocytes are normal.
效率、空化性能及稳定性是混流式水轮机的三大综合性能指标,也是我们研究的重点。
The comprehensive performances, including the efficiency, cavitation and stability are the emphases of research of the hydraulic machinery.
BPD后的早期并发症包括1例肺部感染(4.5%)和一例伤口感染(4.5%);晚期并发症包括三例切口疝(13.6%)和两例消化性溃疡(9.1%)。
Early complications after BPD included one pulmonary infection (4.5%) and one wound infection (4.5%); late complications included three incisional hernias (13.6%) and two peptic ulcers (9.1%).
塑料含量与三峡库区沿江生活垃圾堆放场垃圾的稳定化性质无相关性,不适宜用于三峡库区垃圾堆放场稳定化研究。
There is no correlation between the plastics content and the stabilization character of the refuse in the Three Gorges region.
其三是突出明显的地域性文化特征,具有生态性、艺术性和文化性等特点。
A third is highlighted significant regional cultural characteristics, has artistic and cultural ecology, etc.
方法:采用三水平三因素的正交试验设计,以每日服用量、粒度、溶化性为指标,综合评价治咽颗粒的成型工艺。
Method: the orthogonal experiment with the three indexes of dosage, the granule size and the solubility of granule were used to evaluate the formability process of Zhiyi Granules.
研究了三种提取方法对核桃油得率、理化性能、总黄酮含量、不饱和脂肪酸含量的影响。
Walnut oil obtained by three extraction methods was researched on the yield, physicochemical properties, content of total flavone and unsaturated fatty acid.
文章对三聚氰胺的理化性质、生产用途、代谢、毒性以及残留检测方法等五个方面的研究进展进行了综述。
This paper summarized the research development of the physical and chemical character, production use, metabolism, toxicity and residue detection methods of melamine.
研究了粘性流体在三通道气流式喷嘴的雾化过程,考察了三通道喷嘴雾化性能的影响因素。
Atomization process of viscous fluid by using airblast three-channel nozzle and effects of different factors on this process was investigated based on the experiment.
采用新技术所研制开发的FC306型甲醇合成催化剂与国内进口的三种同类型催化剂商品相比,已接近或达到其催化性能。
The FC306 catalyzer of the new preparing using to synthesize carbinol access or equate catalyse capability of three same kinds of importing catalyzer.
采用三羟甲基丙烷三丙烯酸酯(TMPTA)作共交联剂,研究其对EPDM的过氧化物硫化行为、力学性能及老化性能的影响。
The influence of TMPTA co curing agent on the curing behavior, the physical properties and the aging properties of the peroxide cured EPDM was investigated.
储集层沉积于水体动荡、氧化性强的过补偿环境,如冲积扇相、河流相、滨浅湖相、三角洲相、浊积扇相、风成相、浅海相等。
Reservoir formed in the turbulent and oxidized environment, for example alluvial fan facies, fluvial facies, delta facies, aeolian facies aad shallow-sea facies etc.
该算法不仅可以进一步提高优化性能,还可以通过修改目标函数在下三角和准下三角之间合理均衡以便确定LDPC编码优化的最佳性能参数。
Through modifying the object function of the new algorithm, a proper tradeoff can be realized between LTF and ALTF for more satisfying performance parameters of LDPC codes.
对氯化N-三甲基壳聚糖的制备、理化性质、促吸收机制、细胞毒性评价及制剂等方面作一综述。
The synthesis, physico-chemical properties, absorption enhancing properties, cytotoxic evaluation and solid oral dosage forms of N-trimethyl chitosan chloride were summarized.
三氟化氮(NF 3)是有毒、无色、无嗅、不可燃的氧化性压缩气体。
Nitrogen trifluoride (NF3) is a toxic, colorless, odorless, nonflammable, oxidizing compressed gas.
将FD三效催化剂与国外现有的商品催化剂进行了比较,结果表明FD催化剂具有良好的初活性和优异的高温耐老化性能。
The comparison of FD catalyst with the oversea commercial catalysts shows that FD catalyst has good initial activity and excellent thermal aging resistance.
以三氯乙烯(TCE)气体为模拟污染物,考察了粒子的气相光催化性能。
The photocatalysis activity of prepared particles was studied by the use of testing substance trichloroethylene(TCE).
介绍了改性三聚磷酸铝防锈颜料的物化性能,防锈机理及应用配方。
The physical and chemical properties, anti-rust mechanism and practical formulation of the modified aluminium triphosphate pigment have been described.
设计了雪花膏、洗发香波、冷烫剂三种化妆品的配方,制备了此三种化妆品,并进行了理化性能检测。
The authors designed the prescription of vanishing cream, shampoo and cold wave pharmaceutical and prepared these three kinds of cosmetics.
通过对SBS改性沥青、环氧沥青、FYT桥面二涂防水粘结材料三种防水粘结材料的性能研究,对比了三种防水粘结材料的剪切强度、拉拔强度和老化性能。
Through performance research of FYT, SBS modified bitumen and epoxy asphalt, shearing stress, drawing stress and aging performance of three water proofing and adhesion material have been compared.
通过实验讨论三硫化二砷在无氧化性强酸、强碱溶液中的溶解性。
The paper discusses the solubility of the arsenious sulfide in the nonoxidizahle strong acids. alkaline solution by way of the experiment.
试验证明,采用三甲酸铝为鞣剂,成品革在面积得革率、单位面积重量、紧实性以及耐老化性等方面都具有优越的性能。
And tests showed that there are considerable advantages for aluminium triformate in area yield, area weight, firmness properties and ageing stability.
对比研究三种SOD∶修饰酶,混合酶及天然酶的理化性质。
The properties of the modified SOD were studied and compared with the natural SOD and SOD-BSA mixture.
并从合理添加光稳定剂、优化加工工艺、改善使用环境三方面提出了改善木塑复合材料抗老化性能的方法。
Three methods are presented to improve the aging properties of WPC according to above factors: adding stabilizer, optimizing processing conditions, improving using environment.
提出三硫化二砷由于存在水解平衡导致难溶于无氧化性强酸而易溶于强碱溶液中。
It is put forth that the arsenious Sulfide can't dissolve in the nonoxidizable strong acids. but can dissolve easily in the alkaline solution because of existence of hydrolytic equilibrium.
采用电场耦合方式分别设计并加工了三个小型化性能非常突出的具有椭圆函数响应的二阶带通滤波器。
By electric field coupling, three second-order bandpass filters with elliptic function response and high miniaturization performance were design and fabricated.
采用电场耦合方式分别设计并加工了三个小型化性能非常突出的具有椭圆函数响应的二阶带通滤波器。
By electric field coupling, three second-order bandpass filters with elliptic function response and high miniaturization performance were design and fabricated.
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