This rhomboid shaped crystal of calcium pyrophosphate, which appears bluish-white (weak positive birefringence) by polarized light with red plate.
焦磷酸钙菱形结晶在红感光板偏振光下呈蓝白色(弱正双折射)。
UV curable materials as a polymer matrix and a nematic liquid crystal with positive dielectric anisotropy are mixed and sandwiched between ITO coated glass substrates.
混合紫外光固化的聚合物基质和具有正介电各向异性的向列相液晶，并将混合物注入到以ito玻璃为衬底的液晶盒中。
USE: Electric- contact pressure gauges are used for measuring positive and negative pressure of liquids and gases which are nor corrosive to copper and copper alloy and not explosive and crystal.
电接点压力表适用于测量对铜及铜合金无腐蚀、无爆炸危险、非结晶的各种液体、气体等介质的压力。
In gram's stain, an organism is gram-positive if itretains the crystal violet stain.
在革兰氏染色中，如果有机体能保留住结晶紫染料，那么它是革兰氏阳性的。
The hemp by the national naming is positive: Township of the Chinese crystal sugar orange.
麻阳被国家命名为：中国冰糖橙之乡。
The hemp by the national naming is positive: Township of the Chinese crystal sugar orange.
麻阳被国家命名为：中国冰糖橙之乡。
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