4的例句大全

The oxalic acid was cauterize in the muffle at 200 ℃ until fully volatilized. The solution pH was adjusted with drop ( 1+ 1) hydrochloric acid ( the congo red test paper change color from red to blue) to about 4 to remove carbon dioxide.

在马弗炉（200℃）灼烧至草酸全部挥发，滴加（1+1）盐酸，使刚果红试纸由红变蓝色（或调节pH到4左右），除去二氧化碳。

Four types of inguinal canal were observed in both sides of 40 corpses: the conjoined tendon in 55 sides, conjunction in 12, transversus abdominia aponeurosis in 4 and sarco-aponeurosis in 9. Inferior epigastric artery was abnormal in 9 cases ( 11.3%).

腹股沟镰表现为四种类型：联合腱型55侧、结合型12侧、腹横肌腱膜型4侧、肌-腱膜混合型9侧。腹壁下动脉的行程异常占11.3%。

The conjugal transfer rate of plasmid was 51.4%.

质粒的转移接合率为51.4%。

Cases of patients complicated with oral viral herpes, 1 case of patient complicated with glaucoma in ipsilateral lesions, 4 cases of patients complicated with ocular viral conjunctivitis, 2 cases of patients complicated with Ramsay-Hunt syndrome.

3例并发口周病毒性疱疹，1例皮损侧并发青光眼，4例并发眼部病毒性结膜炎，2例为Ramsay-Hunt综合征。

Transformation of the outlook on modern linguistics casts a new light upon the spirits of the 5 · 4 literature.

现代语言观念的变革为重新观照五四文学精神提供了新的视角。

Make Contact; Break Contact; Symbol 3; Symbol 4

闭合触点；断路器触点；符号3；符号4

Close-before-open contact Make Contact; Break Contact; Symbol 3; Symbol 4

先合后断接点，桥接点闭合触点；断路器触点；符号3；符号4

Solution 3_C indicates the 10 PARs have successfully recombined 667 kg of hydrogen within 24 hrs. As a result, maximum hydrogen concentration is as low as 3.12%, pressure inside the containment accumulates to about 0.4 MPa.

方案3C表明10台氢气复合器在24h内有效地复合了667kg氢气，安全壳大空间最大氢气摩尔浓度为3.12%，安全壳内压力约为0.4MPa。

A method of coring with a gravity piston corer from the very shallow sea ( depth < 4. 0m) on a fishing boat is introduced in this paper.

介绍了在小渔船上利用量力活塞取样管于极浅水域（水深浅于4.0m）采取柱状样的一种方法。

At the same time, such codon usage principles as C G separation and G T base pairing were also considered. As a result, the number of probes was decreased to 4.25%.

然后进一步考虑密码子在编码时的CG选择性分离原则、GT配对原则，以进一步将芯片表面探针的数量减少至4.25%。

The optimization preform shape checked by forward operation and the results show that the variation of effective strain trend to uniform, the forming force and the effective stress are decreased. 4 、 The study of multilayer metal die.

通过对优化结果进行检验，可以看出优化后的模型变形更加均匀，使得终锻模的等效应力和成形所需的动力均有所减小。4、多层金属热锻模的研究。

Pop and rock stars really do live fast and die young, the first comprehensive study of musicians' mortality, published on the 4 Sep, says.

9月4日发表的一份报告首次对歌星死亡率进行了全面研究，结果显示，流行歌手和摇滚明星确实生活放纵，且更容易英年早逝。

Analyzed these data and got the results as follows: a lot of solar highly energized particles penetrated into the polar ionosphere and ionized it, which significantly increased the cosmic noise absorption ( CNA) and blanked the DPS 4 data for more than two days.

对有关数据的分析表明，高能粒子引起电离层吸收急剧增加，测高仪数据两天多信号空白，宇宙噪声吸收显著增加；

In FAP parameter control method based on MPEG-4, Radial Basis Function and Raised Cosine Function are chosen to control mouth and expression respectively.

在基于MPEG-4标准的FAP参数控制法中，采用径向基函数和升余弦函数控制唇动和表情变化。

The side slip angle, cornering force, aligning torque and cornering potential energy of the pneumatic tires were deduced. And the spring deformation energy and damping-force potential energy of the wheel-rail radial contact were also deduced. 4.

推导了充气轮胎的侧偏角、侧偏力、回正力矩和侧偏势能，也推导出了承重轮、导向轮的轮轨接触弹簧变形能和粘性阻尼力势能。

Results Corneal staphyloma in 15 of 16 eyes disappeared, following up 3 months to one year. Of which 4 eyes achieved a rise in different sight. The intraocular pressure maintained in normal extent.

结果经随访观察3个月～1年，16眼中15眼角膜葡萄肿消失，4眼视力有不同程度提高，12眼眼压保持正常范围。

According to the parameters in arc welding converter that are satisfied the relation ( 1 RC) 2>> 4 LC, so the model can be simplified as a integer series with a one-order inertia element.

根据弧焊逆变器中参数配置满足（1RC）2＞＞4LC的情况，对该数学模型进行简化，将该数学模型简化成一个积分环节和一个一阶惯性环节相串联的结构。

27/ 35 ( 77.14%) were shown to be RS virus specific IgM antibody positive in acute phase serum by MAO-ELISA while 23/ 35 ( 65.71%) showed ≥ 4 times rising of the neutralizing antibodies in convalescent serum by NT.

MAC-ELISA测得急性期血清中RS病毒特异性IgM抗体的阳性率为27/35（77.14%），而恢复期血清中和抗体呈≥4倍升高者为23/35（65.71%）。

Propose a new idea, that is the convergence control system of "three-step" of promoting savings rate converging optimal savings rate. 4.

提出了一个新思路，即促进储蓄率收敛于最优储蓄率的三步走收收敛控制系统。

That is the converse theorem of the Theorem 4.8 in [ DLM].

这正是文[DLM]中定理4.8的逆命题。