查询词典 B

The results suggested that application of insecticide might be one important factor affecting the genetic structure of B. tabaci biotype B.

结果提示，化学农药的施用可能是B型烟粉虱群体遗传结构的重要影响因素之一。

When the B content of the test alloy is about 0.7wt%, a boride of M〓B〓 type appears.

增加合金中的Zr和B含量会使合金的终凝温度下降，糊状区宽度扩大，碳化物的分布状态发生改变。

Postoperatively, B group (36 eyes) were dropped with TobraDex and artificial tears(Dextran 70 Eye Drops), and were given mydriasis and antiglaucoma eyedrops when necessary. Uncomfortable symptoms ( dry sensation, foreign body sensation,Burning sensation) were inquired, as well as tear break-up time, Schirmer test value and corneal fluorescein staining were measured 1 day preoperatively plus 3, 7, 14, 30 days postoperatively.

继续收集36例(36眼)患者全部纳入B组，手术后应用妥布霉素地塞米松眼液、眼膏和人工泪液Dextran 70 Eye Drops，必要时联合应用散瞳眼液和降眼压眼液。B组病例分别于术前1d，术后3d、7d、14d及30d详细询问患者是否存在不适症状(干涩感、异物感、烧灼感)并评分，并行泪膜破裂时间(Break-Up Time，BUT)、泪液分泌试验(Schirmer test，ST)、角膜荧光素染色(Cornea Fluorescein Staining，CFS)检查及评分。

To solve the serious problem of corrosion and erosion of the coal bunker funnel made of Q235-B armor plate,a cladded structure was adopted.

针对Q235-B钢板制成的原煤仓漏斗锈蚀、磨损严重的问题，更换采用了内层为4Cr13马氏体不锈钢，外层为Q235-B钢板的双层结构漏斗，并通过焊接工艺试验为煤仓漏斗的制造工艺确定了正确的焊材和焊接方法，取得了良好的效果。

GCN Lab gives B rating for performance, C for battery life, B+ for features and A- for value, and concludes that Toshiba's Tecra A7-S712 comes with decent features at an affordable price, but we weren't floored by this notebook.

gcn实验室让b评级的表现， C的电池寿命，乙+功能和为价值，并得出结论认为，东芝公司的的Tecra高速公路A7 - s712附带体面的特点在一个合理的价格，但我们没有地面的这个笔记本电脑。

In Chapter 3, the generalized skew-symmetric solutions of the matrix equation A~TXA = B on the linear manifold S ={X e GKSR~|||XY - Z}}= min, Y, Z∈ R~}, using the canonical correlation decomposition of a matrix pair, the necessary and sufficient conditions for the existence and the expressions for the generalized skew-symmetric solutions of matrix equation A~TXA — B on the linear manifold are established.

利用矩阵对的标准相关分解，给出了这类线性流形上矩阵方程A~TXA=B存在广义次对称解的充要条件及其通解表达式，并且导出了极小Frobenius范数广义次对称解的表达(来源：d7d7A7dBC论文网www.abclunwen.com)式。

In Chapter 5, the least-squares solutions bisymmetric matrix set of the matrix equation ATXA = B on two linear manifolds Si ={X BSRnxn\\\XY - Z\\ = min} and S2 ={X BSRnXn\XY = Z, YtTZi = ZjYu ZtffYi = Zi,i = 1,2, Y, Z e Rnxm}, by applying the singular value decomposition of matrix and the canonical correlation decomposition of matrix pairs, we obtain a general expression of the least-squares solutions of the matrix equation ATXA = B on two linear manifolds.

在第五章，我们研究了两类线性流形S_1={X∈BSR~|‖XY-Z‖=min}和S_2={X∈BSR~|XY=Z，Y_i~TZ_i=Z_i~TY_i，Z_iY_i+Y_i=Z_i，i=1，2，Y，Z∈R~}上矩阵方程A~TXA=B的双对称最小二乘解。

The primary results are as follows:(1) A series of new organic thin-film transistor materials based on indolo[3,2-b]carbazole have designed and synthesized.

论文的主要内容如下：(1)以吲哚[3，2-b]咔唑为母体，通过化学修饰的方法设计合成了基于吲哚[3，2-b]咔唑的新型有机场效应晶体管材料。

We present k -Degree T-Bezier basis function and reparametrize it on the interval [0,1],representation of ellipse and cardioid and G~1 condition of T-Bezier curves based on the analysisof T-Bezier basis function and terminal properties. The results have definite geometric meanings that are useful for surface modeling.(3) We presents G~1 of C-B-spline curves and C-Bezier curves.

3给出了C-曲线间的G~1拼接条件，利用C-Bézier曲线能够精确表示半圆弧和半椭圆弧的性质，在实际应用过程中需要精确表示半圆弧和半椭圆弧的地方利用C-Bézier曲线来代替C-B样条曲线，从而较好的解决了在C-B样条造型系统中无法精确表示圆弧的问题。

And value of cha b/ carotinoid and cha b/ flower pigment is increased, thecolor of the leaf is went to green.

而遮荫与干旱胁迫相反，遮荫使长李15号和紫叶李叶绿素a、叶绿素b、类胡萝卜素和总叶绿素含量增加，这是使植株更好的适应弱光的一种反应。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。