熔点

利用低熔点琼脂糖纯化DNA转化粗糙脉孢霉

Transformation of Neurospora crassa with low melting point agarose purified DNA

但随着Ni元素含量的增加，其钎料的熔点也有所提高。

Melting point of brazing flux increased with Ni content .

脂肪族聚酯没有用来生产纤维，可能是熔点低的缘故。

Aliphatic polyesters are not used for fiber production , because of their low melting points .

文中以灰熔点作为判断煤灰结渣倾向的标准

This paper regarded AFT as a criterion to estimate slagging propensities .

低熔点胶包埋法制备分子杂交用细胞基因组DNA

Preparation of cellular genomic DNA for molecular hybridization by the method of LMP agarose gel plug

Pb，Zn和Al在熔点附近的导热系数测试

Determination of thermal conductivities of pb , Zn and Al about melting point

结果显示，混配配合物与DNA作用时，使紫外吸收明显减色，荧光显著增强，DNA熔点升高。

The compounds show absorption hypochromicity , fluorescence enhancement , DNA melting increasement when binding to CT · DNA .

PbO和B2O3是低熔点封接玻璃的重要组成。

Both PbO and B_2O_3 are the important components of low-melting sealing glass .

在定压条件下模拟得到的Ni的熔点在1850K与1900K之间。

The simulated melting point of Ni at constant pressure condition is between 1850 K and 1900 K.

同时发现：ZnO的掺入使得上部晶体的熔点升高。

With ZnO doping , the melting point of the upper side of the crystal increases .

利用结晶物质在一定温度下熔融的特性，通过对四种化学试剂进行熔点测定。选出试剂A和试剂B作为干热灭菌温度指示剂和参考指示剂。

Reagent A and reagent B were selected as temperature indicators for heat drying sterilization by measuring the melting points of four crystal chemical reagents .

CRT封接用低熔点封接玻璃粉性能不稳定性分析

Quality Analysis of the Low Melting-Point Glass Powder for CRT Sealing

此外ZnO具有高熔点（1975℃），高热稳定性及化学稳定性；

In addition , ZnO has a high melting point ( 1975 ℃), high thermal and chemical stability .

DSC法测定石蜡熔点

Determination of Wax Melting Point by DSC

在此基础上研制出一种熔点为630℃左右的低熔点的多元CuP基中间合金。

Based on above results a multi-element Cu-P base master alloy with low melting point of 630 ℃ can be developed .

分析了双金属团簇的组成及其表面Ag原子所占位置对团簇熔点的影响。

The effects of composition and surface positions occupied by Ag atoms on the melting points were discussed .

经熔点测定、元素分析、IR分析验证了产品的结构。

The construction of the product has also been verified by the measurement of melt-point , chemical element analysis and IR analysis .

铸造焦的灰分中含K2O多，熔点低，质轻，与焦炭表面结合力弱，容易脱落、漂浮，渗碳容易。

The ash of FC contains a let of K_2O and has low melting temperature , light weight and weak affinity to coke .

Sb，Bi和Fe对Cu-8P共晶合金熔点和组织的影响

Effect of Sb , Bi and Fe on melting points and microstructures of eutectic Cu-8P alloys

对于改性剂R含量不同的低熔点聚酯，在后加工时应充分考虑到温度对熔体粘度的影响。

For these low melting point polyesters with different content of modifier R , the influence of temperature on viscosity of melt must be paid attention during post processing .

在DSC曲线上可以看出随着端基取代烷链的增长，熔点逐渐降低。

It can be seen from the DSC trace that with the growth of alkyl chains , the melting point decreases .

sPS有较高的熔点（约263°C），在共聚物中sPS链段的熔融峰值相对较低；

SPS has higher melting point ( about 263C ), the melting peak of sPS chain segment in copolymer is comparatively lower .

CaF2能增加渣的粘度，但对降低渣的熔点作用不大；

Viscosity of slag increases with the increasing of CaF2 , but molten temperature changes slightly .

Li2O-ZnO-SiO2系结晶型低熔点封接玻璃的研究

Study on the Sealing Glass of Lower Melting Point in System Li_2O-ZnO-SiO_2

合金的物相组成为铝基固溶体、低熔点相Pb7Bi3和Bi以及主要强化相CuAl2。

The phase compositions include Al-based solid solution , low melting point eutectic ( Pb_7Bi_3 + Bi ) and θ′ CuAl_2 precipitates .

经熔点测定，HPLC/MS/MS，FTIR，UV及1HNMR等分析确定为二苯硫脲。

The product was identified by melting point , HPLC / MS / MS , FTIR , UV and 1H NMR analyses .

运行结果表明，锅炉能适应低灰熔点、易结渣的哈密烟煤，其额定出力可达220t／h。

Has been presented and shown that the boiler is suitable for bituminous coal with low-ash-fusion and easy slagging .

应用aspenplus过程模拟软件，对3种高灰熔点煤进行shell气化炉和GSP气化炉气化过程模拟研究。

Applying Aspen Plus software , coal gasification process is simulated about Shell gasifier and GSP gasifier with 3 high ash-melting coals .

对中间产物三氯蔗糖-6-乙酸酯，经熔点测定、IR及H-NMR确认了结构。

The structure of the last compound was confirmed by using melting point mensuration , IR and 1H-NMR .

毛细管法测定防老剂D与BHT的熔点

Melting point of antioxidant D and BHT determine by capillary