The rule of adaxial image formation is studied, of the transmission light and reflected light through the two optical surfaces L_1 and L_2 of the biconvex lens.

This paper, in detail, introduced how to study the rule of image construction for biconvex lens by using the method of vision difference.

本文详细地介绍了如何运用视差现象研究凸透镜的成象规律。

Studying the rule of image construction for biconvex lens by using the method of vision difference

用视差法研究凸透镜的成象规律

Reporter learned the other day from the insider place that Nie Yuan and will love one another two year biconditional gate female apprentice Yang Guang to marry officially.

记者日前从知情人士处获悉，聂远将和相恋两年的同门师妹杨光正式结婚。

Chromic Compound's Cleaner Production& the New Process of Roasting Chromite without Calcium to Produce Sodium Bichromate

铬盐的清洁生产&无钙焙烧生产红钒钠新工艺

The difference did not change even under the action of sodium fluoride, potassium bichromate, mitomycin C and colchicine.

在氟化钠、重铬酸钾、丝裂霉素C和秋水仙素等四种环境诱变剂作用下，以上倾向没有变化；

Influence of Potassium Bichromate Concentration and Storage Time of Sample on Determination of Milk Fat by Milko-Scan

重铬酸钾浓度和样品贮存时间对Milkl-Scan测定乳脂肪的影响

Determination of Organic Matter in Soil with the Method of Potassium Bichromate-dilution Heat Colorimetric

重铬酸钾稀释热比色法测定土壤有机质的研究

Observation of germicidal efficacy of compound potassium bichromate acid solution

重铬酸钾复合酸液杀菌作用观察

The Cr~ ( 3+) standard solution is prepared from a potassium bichromate solution and the preparing procedure and the standard working curve are presented.

Cr3+标准溶液由重铬酸钾溶液制备，介绍了制备方法及标准曲线。

Determination of Phosphite Content in Zinc Phosphite by Potassium Bichromate Method

重铬酸钾法测定防锈颜料亚磷酸锌中的亚磷酸根

Ammonium bichromate ( dichromate): Salt formed by neutralising chromic acid with ammonia. An orange color crystal that is soluble in water, insoluble in alcohol.

重铬酸铵：氨与铬酸中和所产生的盐。橙红色晶体。可溶于水，不溶于醇（酒精）。

Results 0.1 ‰ mercury bichloride solution can easily cause conjunctiva red, pain, photophobia, shed tears and cornea edema.

结果1万升汞（二氯化汞）易导致结膜充血、畏光、流泪、角膜水肿、疼痛。

Hemodialysis plus hemoperfusion to rescue mercury bichloride poisoning& A case report

血液透析加血液灌流救治急性氯化汞中毒1例报告

The adsorption mechanism of mercury bichloride in aqueous solution on activated carbon fibers

活性碳纤维对水溶液中二氯化汞氧化&还原吸附机理的研究

Reduction consumption of mercury bichloride in vinyl chloride production with calcium carbide method

降低电石法氯乙烯生产过程中氯化汞消耗

57 cases of yellow phosphorus burn were treated at early stage with 3% silver nitrate and sodium bicarbonate of the same concentration.

用2～3%硝酸银和等浓度碳酸氢钠溶液早期处理黄磷烧伤创面57例（最大面积51%），均临床治愈，无1例死亡。

Method Bone mineral density and plasma activity of tartrate-resistant acid phosphatase and serum concentrations of albumin, total calcium, ionized calcium, bicarbonate and urinary Ca/ Cr ratio were measured in 43 normal pregnancy and postpartum women and 21 women for control.

方法：对43例正常妊娠期及产后恢复期和21例健康妇女对照组分别测定骨密度、抗酒石酸酸性磷酸酶、血清白蛋白、总钙、离子钙、碳酸氢根、尿Ca/Cr比值。

Using diammonium phosphate, calcium nitrate and sodium bicarbonate as raw materials, the nano-sized hydroxyapatite was synthesized by the solid state reaction at room temperature.

以磷酸氢二铵、硝酸钙为原料，采用室温固相反应结合煅烧方法制备了纳米级羟基磷灰石（HAP）粉末。

The serum ionized calcium, citrate, bicarbonate, sodium, serum creatinine and urea concentration.

监测血清游离钙、枸橼酸、血钠、碳酸氢根浓度；

It was found by in-situ monitoring that the Xiangshui River has a very low concentration of calcium and bicarbonate, which does not match with the huge tufa deposits in the riverbed and the dense vegetation cover in surrounding area.

文章报道了响水河河水的现场监测结果，得到响水河河水的Ca2+和HCO-3非常低，这明显与河床中大规模钙华的存在和景区内发育的茂密植被不匹配；