再混合的

In order to prevent cross-infection, please don't use other passengers' cannula.

再强调一下，列车提供的吸氧管和吸氧面罩是一次性的，仅限一人使用，不要和他人混合使用，以免发生交叉感染。

In the presence of the combination of sulphuric and phosphoric acid, with sodium diphenylamine sulfonate as the indicator, standard solution of potassium dichromate was used to titrate total iron value.

试样以盐酸溶解后，在酸性介质中，先以氯化亚锡将三价铁大部分还原为二价，然后在钨酸钠指示下，再以三氯化钛将剩余的三价铁还原为二价，过量的三氯化钛以重铬酸钾氧化消除干扰，在硫磷混合酸存在下，以二苯胺磺酸钠为指示剂，用重铬酸钾标准溶液滴定全铁量。

The method is characterized in that: mixture of macromolecular dihydric alcohol and a dihydroxybutyl-terminated polydimethylsiloxane is dehydrated, added with diisocyanate for reaction, then added with a bis propionic acid, a dihydric alcohol chain extender and a catalyst - dibutyl tin laurate, and is diluted by acrylic ester; temperature reduction and emulsion are performed on the mixture after reaction; chain extension reaction is performed in water by a multi-amine chain extender, and siloxane modified polyurethane dispersoid which contains acrylic ester monomer is prepared; and an initiator - potassium persulphate is added into the siloxane modified polyurethane dispersoid for emulsion polymerization.

特征是先将大分子二元醇与二端羟丁基聚二甲基硅氧烷的混合液脱水后加入二异氰酸酯，反应后加入二羟甲基丙酸、二元醇扩链剂和催化剂二月桂酸二丁基锡，并用丙烯酸酯进行稀释，反应后降温乳化，用多元胺扩链剂在水中进行扩链反应，得到含有丙烯酸酯单体的硅氧烷改性聚氨酯分散体，然后再通过加入引发剂过硫酸钾进行乳液聚合。

The compound fermented wine was produced with Gastodia elata BI, Rosa roxburghii Tratt and honey as main materials.

天麻、刺梨、蜂蜜复合发酵酒以刺梨、天麻、蜂蜜为主要原料，将天麻、刺梨分别榨汁，混合调酸，用蜂蜜调糖，经加热、杀菌、冷却后接种训化培养后的酒母，前发酵7d，后发酵20d，再经澄清、过滤、杀菌即得天麻、刺梨、蜂蜜复合发酵酒。

All are based on so-called scramjets, which mix fuel with air and ignite the mixture as it flows through the engine at supersonic speeds.

这些都依赖于被叫做超音速冲压喷射引擎（即超音速燃烧冲压喷射引擎），当燃料与空气混合后再点燃就能以超音速的速度飞出引擎。

Then, mix them all together in a salad bowl.

苏 ：首先将所有的蔬菜水果都清洗乾净，再将它们切成片状或细条，全部放到沙拉碗中混合。

For those going bald, try mixing a few drops of rosemary oil with a carrier oil and putting it on the scalp each night.

对那些秃发的人，可以尝试在基底油中混合几滴迷迭香再每晚涂在头部。

The freeze-dried carcasses were then homogenized with liquid nitrogen, and aliquots of dried rat homogenate were assayed for nitrogen and fat concentrations.

被冰冻乾燥的动物体先和液态氮均匀混合，再进行含氮量和脂肪含量检验。

For example: Hit one ball flat, the next with spin and the next one with a great deal of spin.

选择选手必须混合不同旋球的训练法，例如：先打一个平击、接着上旋，再来一个强力旋球

For example: Hit one ball flat, the next with spin and the next one with a great deal of spin.

选择选手必须混合不同旋球的训练法，例如：先打一个平击、接著上旋，再来一个强力旋球

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。