查询词典 double-time

By studying double-power integral, the geometric invariants and geometric probability can studied from the perspective. In particular, more complicated geometric probability can be resolved with the double-power integral inequality.

通过对双弦幂积分的研究，可以从新的角度更进一步的研究几何不变量和凸几何，特别是双弦幂不等式能解决更为复杂的几何概率问题。

There is proboscidean view of the past down to the "double as" For wings and fly "goshawk" simple and honest naughty "Panda", recline the mountain,"Tigers", revealed the fierce look,"Lei" angry "Buffalo "," Moon rhinoceros "," double-grass off the sheep,"" Lions Zhenhai "landscape.

近观则有长鼻垂地的"双象"、振翅欲飞的"苍鹰"、憨厚顽皮的"熊猫"、横卧山涧的"猛虎"、凶相毕露的"鲤鱼"、怒火冲天"野牛"、"望月犀牛"、"双羊奔草"、"镇海雄狮"等景观。

For non-ferrous metallurgy, building materials, chemicals, transportation, environmental protection and other departments to provide the four-rope grab, grab double rope, single-rope grab, electric hydraulic grab, timber grab, double-jaw grab, the more jaw-grasp Doo, shear-grab, rake-Grab, welcomed by the majority of users.

为有色冶金、建材、化工、交通、环保等部门提供的四绳抓斗，双绳抓斗，单绳抓斗，电动液压抓斗，木材抓斗，双颚板抓斗，多颚板抓斗，剪式抓斗，耙集式抓斗，深受广大用户欢迎。

Objective: To describe a new technique for arthroscopic double tibial tunnel anterior cruciate ligament anatomical reconstruction using double-looped semitendinosis and gracilis tendon autograft.

目的：介绍在关节镜下应用自体双股半腔和股薄肌腱经双胫骨隧道解剖重建膝前交叉韧带的手术方法及术后随访结果。

DongGuan WingOn Adhesive-Product Factory produces the PE protection film , BOPP protection film , PET heat protects film and Polyimide Film , PET , insulate the paper reunite the tape, Mala Adhesive Tape, the industry double- side tape, thin film beginning double- stick tape and oil water gum glues an oxygen resin AB gum.

东莞市永安胶粘制品厂生产PE保护膜、BOPP保护膜、PET高温保护膜、压纹保护膜、聚酰亚胺胶带，聚酯薄膜，绝缘纸复合胶带，玛拉胶带，工业双面胶，薄膜开关双面胶及油性水性胶粘剂、环氧树脂AB胶。

The experiments of series thermal analysis point out that this kind of plasticizer is beneficial to the thermal decomposition of double base composite propellant and hexogen, and its application in the modified double base propellants could improve combustion properties.

介绍了一种新型含能的叠氮类增塑剂PDADN 合成、结构及物理化学性质，系列热分析实验表明，它有利于双基组分及黑索今的热分解，指出它在改性双基推进剂中将可改善燃烧性能。

A pair of primers that contained flanking hydropathic amino acid codons were synthesized, to amply the sequence coding for 10~34 aa in the precursor sequence. The amplified fragment was inserted into pRSET-A to generate the first double repeat of the precursor gene. By utilizing a pair of isocaudamer BamH I and Bgl II sites, and another downstream Hind III site of plasmid pRSET-A, following a series of simple double digestions and ligation of the resulted products, a series of repeat (3, 4 and 6) precursor peptide fragment genes were derived.

本实验设计一对两侧含编码疏水性氨基酸密码子的引物，经过扩增前导序列10~34aa基因序列，并重新克隆入质粒pRSET-A构建串联二聚体后，再利用质粒pRSET-A的BamH I / Bgl II同尾酶克隆位点，经一系列简单的酶切和连接，快速构建这一前导肽中不含组氨酸标签序列的串联多聚体基因，并成功表达其六聚体重组蛋白。

Consisted of single, double vascular bundle, transition types between them, but given priority to double vascular bundle; the epidermal cell consisted of cutin layer; the hypodermis consisted of typical two-layer of parenchyma cells arranged continuously or discontinuously.

云南松针叶的维管束以双维管束为主，同时亦有单维管束以及介于单、双维管束之间的过渡类型；皮下层为典型的二型皮下层；表皮层的角质层明显；树脂道多为典型的外生型。

In the process of moving from single-sustenance to double- sustenance, the angel of body tends to enlarge; in the process of moving from double-sustenance to single-sustenance, the angle of body tends to decrease; when the right leg is kicking on the ice, the center of gravity is just moved to the upper point of fulcrum, which means the center of gravity is vertical to fulcrum, while the left leg starts to kick on the ice when center of gravity completely surpass fulcrum; right knife touches the front ice of the supporting foot, the left knife touches the interior and front ice; small momentum variation coefficient and good effect of momentum move show the rationality of action and abundance of

单支撑阶段向双支撑阶段过渡过程中，躯干角度有增大趋势；右双支撑阶段向单支撑阶段过渡过程中，躯干角度有下降趋势；右腿蹬冰时重心刚好前移至支点的正上方，即重心与支点相垂直，而左腿则是在重心完全超越支点后一段时间才开始的蹬冰；右刀着冰向支撑脚前方下刀，左刀着冰向内侧前方跨出；动量变异系数小，动量转移效果好，反映了动作结构的合理性和能量利用的充分性；目前世界优秀运动员各环节的动量分配比例较以前均有较大幅度的提高；环节动量变异系数遵循着大环节动量变异系数小、小环节动量变异系数大的原则是较合理的。

In this method, drill the double holes in the two sides of the point to be determined in welded joints, load material bridge by an indentor until it is broken, record the response between applied load and indentor displacement. We can call this method as double holes microshear test.

在被测材料的小区域两侧开两小孔，剪切刀具从其中一孔对被测区域的材料加载直到破坏，记录加载过程中的载荷位移曲线。

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％。