种球
- 与 种球 相关的网络例句 [注:此内容来源于网络,仅供参考]
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However, the second associated Legendre function is too complicated to compute, so a simple and practical ellipsoidal harmonic series expansion is introduced, and the series solution and integral solution of the Dirichlet boundary value problem and the Neumann boundary value problem under ellipsoidal boundary are given.
鉴于展开式中第二类缔合勒让德函数的计算较为复杂,接着引入一种形式简单、实用的椭球谐级数展开,介绍了椭球界面下Dirichlet边值问题和Neumann边值问题的级数解和积分解。
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Mold of 34 species were isolated from moldy books.Among them,3 species which were demonstrated to be the key mould causing book mold were identified morphologically and molecularly as Chaetomium globosum,Aspergillus terreus and Aspergillus fumigatus.
从霉变的书籍中分离纯化了34种霉菌,对其中的3种主要霉菌进行了形态学和分子生物学鉴定,分别鉴定为球毛壳菌种、土曲霉种、烟曲霉种。
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The present invention adopts the technical proposal of adopting ZSM-5 mesoporous molecular sieve raw powder with a silicon-aluminum mol ratio SiO2Al2O3 of 20 to 1000 and a weight percentage of 20 to 100 percent as well as at least one caking agent selected from SiO2, clay and Al2O3 to extrude, tablet or spray into shape; then treating for 1 to 8 hours by 0.1 to 3 mol/l of at least one ammonium liquor from ammonium nitrate, ammonium chloride or ammonium sulphate or 0.1 to 8.5 mol/l of at least one acid liquor from muriatic acid, nitric acid, vitriol or acetic acid under a temperature of 20 to 90 DEG C; then using steam to treat for 2 to 15 hours under the temperature condition of 400 to 700 DEG C; using a liquor of 0.1 to 3mol/l selected from at least one of oxalic acid, citric acid or maleic acid under a temperature condition of 20 to 90 DEG C to dip for 2 to 5 hours to obtain the modified molecular sieve catalyst, thus better solving the problems.
本发明通过采用硅铝比SiO2/Al2O3为20~1000重量百分比计20~100%的ZSM-5介孔分子筛原粉与余量的选自SiO2、粘土或Al2O3中至少一种粘结剂挤条、压片或喷球成型;再经过0.1~3摩尔/升选自硝酸铵、氯化铵或硫酸铵中的至少一种铵溶液或0.1~8.5摩尔/升选自盐酸、硝酸、硫酸或乙酸中的至少一种酸溶液在温度20~90℃下处理1~8小时;然后在温度为400~700℃条件下水蒸汽处理2~15小时;再用0.1~3摩尔/升选自草酸、柠檬酸或马来酸中至少一种在温度为20~90℃条件下浸渍2~5小时得所需改性分子筛催化剂的技术方案较好地解决了该问题,可用于甲醇转化制丙烯的工业生产中。
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It was seen that the main microflora causing the spoilage of fresh mutton meat consisted of 3 gram-positive bacilli with spore (about 30% of the micro flora), 1 gram-positive coccus (about 2% of the whole microflora), 3 gram-negative spirilla (about 63% of the whole microflora), and 1 gram-negative bacillus (about 5% of the whole microflora). Potassium sorbate, EDTA and nisin were used as preservatives to inhibit the growth of the main strains representative for the spoilage of fresh lamb meat.
对屠宰后羊肉的微生物区系进行了调查,成功地分离出引起冷却羊肉腐败的主要革兰氏阳性菌和阴性菌8种,其中含芽孢的革兰氏阳性杆菌有3种,占整个微生物区系的30%;革兰氏阳性球菌1种,占整个区系的2%;革兰氏阴性螺旋杆菌3种,占整个区系的63%;革兰氏阴性杆菌1种,占整个区系的5%。
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The major dominant species of predatory enemies were Erigonidium graminicola and Theridion octomaculatum and their individuals were 81.4 percent of the total predatory enemy individuals of the community.1.2 Spatial patterns and their dynamics of major dominant predatory enemies ofarthropod communityThe research results showed that Pieris rapae distributed mainly on heart leaves and back of inner leaves of cabbage plants, Plutella xylostella distributed mainly on the back of cabbage leaves and Lipaphis erysimi distributed widely in cabbage plants. Among the major dominant species of predatory enemies, Sitticus sinensis distributed mainly on the front of leaves of cabbage plants in spring cabbage fields, and Misumenopos tricuspidata and Propylaea japonica distributed widely in cabbage plants.
在捕食性天敌中蜘蛛10种,捕食性昆虫3种,主要优势种为草间小黑蛛、八斑球腹蛛,其数量占捕食性天敌总数量的81.4%。1.2节肢动物群落主要优势种的空间格局及其动态研究结果表明,害虫优势种菜青虫主要分布于甘蓝心叶和甘蓝叶反面,小菜蛾主要集中分布在甘蓝叶的反面,而菜蚜在甘蓝植株内的分布较广;春甘蓝田捕食性天敌优势种中华跃蛛在外层叶正面分布较集中,三突花蛛与瓢虫类在甘蓝植株内的分布较广。
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America's pastime: nine weeks of pitched fastballs and sore elbows, grounders up the middle
这是一种美国的消闲方式:九周的快速投球,胳膊肘酸疼;打出一直滚到场中间的地滚球;从地上捡起球再扔给第一垒;在边场抓住飞球;在内场拍打蚊子。
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The sixth, there were no significantly differences between colchicine groupsand vinblastine groups on the metaphases, in the experiment of prepare mouse4-cell embryo stage single blastomere chromosome specimen by using optimumparameters; and there were significantly differences between colchicine groupsand vinblastine groups on the metaphases (P<0.05), in the experiment of preparemouse 8-cell embryo stage single blastomere chromosome specimen by usingoptimum parameters.The end, the preparation quality of mouse 4-and 8-cell embryo stage singleblastomere specimen were 2.5, 2.7, 2.4, 1.9, respectively.
低渗液选用0.45%氯化钠时,低渗效果优于选用0.5%柠檬酸钠和0.35%氯化钾的。6、在利用最佳参数制备小鼠4-细胞期胚胎单卵裂球染色体标本时,经统计分析,两种阻断剂的作用效果差异不显著;而在制备小鼠8-细胞期胚胎单卵裂球染色体时阻断剂选用长春花碱的效果优于秋水仙素的(P<0.05)。7、秋水仙素组和长春花碱组小鼠4、8-细胞胚胎单卵裂球染色体标本制备质量分别为:2.5、2.7、2.4、1.9。
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Preparing rotary steel cage comprising one rotating frame, one steel cage and one driving mechanism; and 2. setting the rotary steel cage in the tail of haydite calcining rotary kiln and introducing hot tail gas through the cavity channel of the steel cage, rotating the steel cage, loading raw haydite pellet into the steel cage through the upper inlet for drying through contact with hot tail gas, and discharging the stoved haydite pellet through the lower outlet.
一种淤泥陶粒生产的预烘干工艺,其特征在于它包括如下步骤:1准备回转钢笼:回转钢笼由旋转架(1)、钢笼(2)、旋转驱动机构构成;2将回转钢笼置于陶粒煅烧回转窑的尾部,将回转窑通风所产生的热尾气由钢笼(2)低端口导入钢笼(2)的空腔通道中;启动回转钢笼的旋转驱动机,旋转驱动机驱动旋转架(1)旋转,带动钢笼(2)旋转;待预烘干的陶粒生料球从钢笼(2)的高端口进入钢笼(2)的空腔通道中,陶粒生料球在钢笼(2)的空腔通道内翻转时与由钢笼(2)低端口导入的热尾气充分接触,从而迅速烘干水分;烘干后的陶粒生料球从钢笼(2)低端口排出。
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B3 M; y6 U3 u/ 5 _+ O6 dwww1.chinarfl.com Foot Up - an offense where a hooker brings his foot into the scrum's tunnel before the ball is fed by the scrumhalf.
提前出脚,是一种违例的行为,会被吹罚自由球,原因是二号球员在九号喂球进入斯克兰的通道前提前伸脚(规则规定,先喂球,再伸脚)。
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RESULTS:Among the 116 eyes, 94 eyes presented identical optometric results or less than 0.50D difference while 22 eyes had more than 0.75D difference after the instillation of the two agents, with 81.0% in agreement with the degree of spherical lens, with 92.2% in agreement with the compound hyperopia cylinder lens, with 84.6% in agreement with the axis of astigmatism.
结果:远视球镜度数116眼两次验光结果相同或相差≤0.50D者94眼,相差0.75D以上22眼,远视球镜度数符合率为81.0%,52眼复性远视柱镜度数符合率为92.2%,散光轴向符合率为84.6%,28眼远视年龄在8~12岁者,两次验光结果验光度数相同和相差≤0.50D,散光轴向≤5°者7眼,符合率25.0%,88眼年龄在12~16岁,符合率97.7%,≥0.75D者两例均合并有内斜视,本组两种不同散瞳剂散瞳验光结果对比远视球镜或复性远视柱镜度数相差0.75D以上者均为美多丽散瞳年龄≤12岁者或有斜视者,低于阿托品散瞳验光度数。
- 推荐网络例句
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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。
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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。
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There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.
双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。