适量

The volumetric flask is then filled with a stock solution consisting of 0.010 M HNO3 and

其配制方法是把适量的固体抗坏血酸加到一个250-mL的容量瓶中。

Solution F: At the beginning of each "kinetic day", the fifth pair of students will prepare a 2.5x10-4 M ascorbic acid solution by adding the appropriate amount of solid ascorbic acid to a 250-mL volumetric flask.

溶液F：在每一次开始&动力学实验&以前，第五对的学生要准备一个浓度为2.5x10-4 M的抗坏血酸溶液。其配制方法是把适量的固体抗坏血酸加到一个250-mL的容量瓶中。

Sodium chloride standard solution Dissolve 0.165 g of sodium chloride in water in a 1000 ml volumetric flask, and dilute to the volume, mix well.

标准氯化钠溶液的制备：称取氯化钠0.165g，置1000ml量瓶中，加水适量使溶解并稀释至刻度，摇匀，作为贮备液。

Ethanol can be used scrubbing trolley, steel, rail, light-emitting diode and phototransistor, washing after going to the drive shaft, rail and other mechanical parts of an appropriate amount of lubricating oil applied to reduce the wear and tear.

可用无水酒精擦洗小车、钢带、导轨、发光二极管和光敏三极管，清洗后一定要在传动轴、导轨等机械运动部分涂上适量的润滑油，以减少磨损。

The field experiments were carried out at different organic matter contents soils at Nanhua county, the result showed that: Application of suitable cake fertilizer quantities and chemistry fertilizer can promote upper leaves to spread out, enhance P and K nutrition of flue-cured leaves; The tobacco applied cake fertilizer quantities grows well, the leaves yellowing and maturity in place, and suitable cake fertilizer can raise yield and value.

通过在南华县不同有机质含量土壤上饼肥用量试验，结果表明：适量饼肥与复合肥配施，可促进上部烟叶的开片，提高烤烟叶片中磷钾营养；施用饼肥的烤烟生长良好，烟叶适时落黄成熟，可提高烟叶的亩产量和亩产值。

Besides, entirely avoiding environmental protection of noxious Pb and As, so CR method is a benign environment method, where arsenic product is in the form of copper arsenate, tin product is the concentrate containing 70% Sn by use of adding NH4Cl to enrich tin in washing solution.

环境保护效果好，彻底消除了火法存在的铅毒和砷害，而且砷以用途广泛的砷酸铜形式产出，而锡在CR过程中添加适量氯化铵使锡富集于水洗液从而分离和富集成含Sn 70%的锡精矿。

A binary lithium-storage composite anode material containing nano-sized silicon and tin particles was synthesized by an in-situ mechanochemical reaction using silicon monoxide, tin monoxide as oxidants and lithium metal as reductant.

通过调节球磨参数并加入适量助磨剂有效抑制因金属锂熔化导致的物料结块现象，得到将纳米硅、锡颗粒均匀分散在含锂化合物基体中的二元储锂母体复合材料。

Get away the beaker and put it on the board of the fuming hood when the reaction is over. Remove the leftover into the stainless steel basket till the beaker is cooled., open the tap when the wasted liquid has flowed away. Clean the chip with DI water, then it is dipped into acetone and clean with ultrasonic washer for 5 minutes.

反应结束后将烧杯从加热板上取下，冷却后把烧杯中的残留物倒入水槽中的不锈钢网篮中，待废液流净后打开水龙头进行冲洗，冲洗完毕后把腐蚀好的IC放到干净的烧杯中用去离子水清洗，然后向放芯片的烧杯中倒入适量丙酮进行超声清洗5分钟。

At the same time close the door of the fuming hood. Get away the beaker and put it on the board of the fuming hood when the reaction is over. Remove the leftover into the stainless steel basket till the beaker is cooled., open the tap when the wasted liquid has flowed away. Clean the chip with DI water, then it is dipped into acetone and clean with ultrasonic washer for 5 minutes.

反应结束后将烧杯从加热板上取下，冷却后把烧杯中的残留物倒入水槽中的不锈钢网篮中，待废液流净后打开水龙头进行冲洗，冲洗完毕后把腐蚀好的IC放到干净的烧杯中用去离子水清洗，然后向放芯片的烧杯中倒入适量丙酮进行超声清洗5分钟。

Get away the beaker and put it on the board of the fuming hood when the reaction is over. Remove the leftover into the stainless steel basket till the beaker is cooled., open the tap when the wasted liquid has flowed away. Clean the chip with DI water, then it is dipped into acetone and clean with ultrasonic washer for 5 minutes./ r '8 T9 A' \* r

反应结束后将烧杯从加热板上取下，冷却后把烧杯中的残留物倒入水槽中的不锈钢网篮中，待废液流净后打开水龙头进行冲洗，冲洗完毕后把腐蚀好的IC放到干净的烧杯中用去离子水清洗，然后向放芯片的烧杯中倒入适量丙酮进行超声清洗5分钟。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失