查询词典 approximate partial derivative

Partial pressure of arterial oxygen was positive correlation to lung compliance and negative correlation to intrapulmonary shunt.

俯卧位和旋转体位能改善ALI肺的顺应性、减少肺内分流，改善氧合；但俯卧位比旋转体位安全并能减少TNF-α的产生。

We explored many factors which influenced high efficient transformation of large DNA, such as prepartion of BAC invector and high-molecular-weight DNA, partial digestion, ligation, electroporation,,and provided a basis of construction of the whole library.

摸索了BAC载体制备、高分子量DNA制备、酶切、连接和电击转化等一系列环节对高效转化产生大片段DNA的BAC的影响，为整个文库的构建奠定了基础。

Direct cycropexy was performed on each case, in addition, 39 cases were underwent combined surgery, including ECCE, ECCE+IOL, vitrectomy+lensectomy, vitrectomy+lensectomy +IOL, repair of partial iridodialysis.

全部患者均进行了睫状体复位手术，其中，39眼同时进行了联合手术，手术方式包括：单纯白内障摘出2.7%，白内障摘出+IOL植入0.9%，晶状体玻璃体切除23.4%，晶状体玻璃体切除+IOL4.5%。，虹膜修复3.6%。

Complications included one partial sciatic nerve palsy that resolved completely and one case of loose ischial screws in a radiographically stable implant in the same patient.

并发症包括1例不完全坐骨神经麻痹，这一例病人同时还出现一枚坐骨螺钉松动，但X线发现假体稳定。

Complications included one partial sciatic nere palsy that resoled completely and one case of loose ischial screws in a radiographically stable implant in the same patient.

并发症包括1例不完全坐骨神经麻痹，这一例病人同时还出现一枚坐骨螺钉松动，但X线发现假体稳定。

A partial answer to the failure of electoral politics is to reconvene a loya jirga, a big tribal assembly that proved vital in the early part of the post-Taliban transition, to rewrite the constitution.

从这次选举活动的失败得出的可行结论便是重新召集阿富汗大国民议会，这个部落性的集体在后塔利班过渡阶段早期曾起到了重要作用，重新制订了宪法。

Result The cerebral cortex of model mouse became thinner on the seventh day,partial nervous karyopyknosis was formed,the number of local neuron was reduced;sieve structure was formed,and glial cells were proliferated,with basically the same result on seventh day,fifteenth day and thirtieth day.

结果 7d模型小鼠大脑皮质变薄，部分神经细胞核固缩，局限性神经元数目减少，出现筛网状结构，胶质细胞增生，15d、30d镜下与7d基本相同。

Knoller says he responded,'I would have noted that as a partial day.

我会注明那是非全天的。

Chiral centers of C5 and C8 are directly constructed in the key step of the diastereoselective propargylation from D--tartrate. The methylation and subsequent methoxycarbonylation result in desymmetrization of the terminal dialkynes. The α,β-unsaturated δ-lactone is synthesized after partial hydrogenation and lactonization.

由非天然酒石酸出发，利用双向非对映选择性的炔丙基化反应，在一步反应中同时构建C5和C8手性中心；然后通过末端炔基的甲基化、甲酯基化，延长碳链并对分子去对称化；内酯化得到关键中间体α，β-不饱和六元内酯，再经多步反应转化得到8-epi--Boronolide。

Lamblia . Total genomic DNA was extracted and partial fragments of tim gene were amplified by PCR.

对不同来源虫株的磷酸丙糖异构酶基因进行 PCR扩增、序列测定后，用简约法和 NJ法构建分子系统树进行系统学分析。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48