成双的

In this paper, a "two-molecule" model of ellipsoidal drop was established.And then the ellipsoid situation was transformed into sphere situation by coordinate transformation.By utilizing bipolar coordinates and Maxwell stress tensor, the expression of electrostatic radial and tangential forces between two drops was deduced.

通过建立水滴的"二分子"椭球模型，利用坐标变换把椭球问题转换成圆球问题，并运用双球面坐标和Maxwell应力张量理论，推导出两椭球水滴间的径向和切向电场力的表达式。

When the movie was over I saw Shamir, the director, an Aryan woman in a short black skirt with a close-cropped butch haircut.

电影结束时我见道了导演莎米尔，一个头发剃成男人男子般短穿黑色短裙的雅利安种女人，她有一双散发狂热的碧色眼睛，长而笔挺的腿。

When the movie was over I saw Shamir, the director, an Aryan woman in a short black skirt with a close-cropped butch haircut. Her blue-green eyes radiated enthusiasm and her legs were straight as a ramrod.

电影结束时我见道了导演莎米尔，一个头发剃成男人男子般短穿黑色短裙的雅利安种女人，她有一双散发狂热的碧色眼睛，长而笔挺的腿。

The invention discloses a preparing method of bacillus alcaligenes strain Alcaligenes sp., CCTCC No.M206121 of degraded o-nitrophenol, which comprises the following steps: allocating inorganic salt culture medium with dibasic sodium phosphate, monobasic potassium phosphate, manganese sulfate, copperas, addex-magnesium, calcii chloridum, blue copperas, white copperas and hydrogen dioxide solution; adjusting pH value; sterilizing under high temperature; enriching bacterial; sampling from sludge; allocating suspending liquid with soil sample and inorganic salt; seeding into ortho-nitrophenol fresh organic salt culture medium with finite volume seeding quantity; keeping the temperature; culturing on shaker; getting enriched culture; separating and purifying enriched culture in LB solid culture medium.

本发明公开了一种降解邻硝基酚的产碱杆菌菌株及制备方法，产碱杆菌为Alcaligenes sp。，CCTCC No.M206121。其制备步骤是：首先是配制无机盐培养基，成分为磷酸氢二钠、磷酸二氢钾、硫酸锰、硫酸亚铁、硫酸镁、氯化钙、硫酸铜、硫酸锌和双蒸水，调pH值高压灭菌；其次是菌种的富集，从污泥中取样，将土样与无机盐培养基配制成悬浮液，将悬浮液以一定体积接种量接种到含邻硝基酚的新鲜无机盐培养基中，恒温，摇床培养，获富集培养物；第三是将富集培养物在LB固体培养基中分离和纯化。

Diketoreductase is a new class of enzyme, and compared to other oxidoreductase, the unique property is that it can be reduced diketone substrate to corresponding dihydroxy alcohol with high stereoselectivity.

双羰基还原酶（Diketoreductase，DKR）是一类全新的酶，与其他的氧化还原酶相比，其独特之处在于它能够同时还原两个羰基还原成羟基，并有高度的立体选择性。

Based on the reaction of OH and NCO group, double alkene monomerscontaining N element were prepared in situ, and a new kind optical plastics withhigher surface hardness, good heat-resistance was easily obtained.

利用OH和NCO的加成反应，在位合成了含N的双烯单体，方便地制备了一类表面硬度高、耐热性好的新型光学塑料。

When she was four years old, she had double pneumonia and scarlet fever--a deadly combination that left her with a paralyzed and useless left leg. She had to wear an iron leg brace.

她是家中22个孩子中的第20个，由于早产，体质很差，能否活下来很难预料。4岁时，她患了双侧肺炎和猩红热--这种致命的并发症使她的左腿瘫痪了，成了残废，她不得不套上一个铁支架。

After being reflected by the object,the projection slit is imaged on a detection double slit through another lens.

准直激光束照明的投影狭缝由一个透镜以掠入射角度投影在被测物体上，狭缝投影经过被测物体表面的反射和另一个透镜的成像在探测双缝上形成投影狭缝像。

It is found that the "do-bads" is a mixture of long chain acid phosphate ester,oligomer of phosphate,and nitro, nitroso, nitric acid ester of tributyl phosphate.

并探讨了此类物质的分子结构，认为硝基、亚硝基、硝酸酯基因可连接于磷酸酯的烷基上，也可加成于磷氧双键上。

This paper focuses on the introduction of the modeling of bistatic SAR and the RD imaging arithmetic on it.

本文主要介绍了双基地SAR的模型及RD成像算法和由距离徙动引起的距离校正原理。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！