合成了低水合硼酸锌，测定了它的部分物理常数。
Low hydrated zinc borate was synthesized, and part of its physical constants were determined.
首先对被分析物料实验测定取样标准偏差，或进行一些有关的化学测试和物理测试，以确定取样常数。
The sampling constants can be estimated by means of sampling relative standard deviation or some relevant chemical and physical informations.
合成了几种具有大介电各向异性和小弹性常数的线性多烯化合物，并对其物理性质进行了测定。
Several linear polyene compounds with extraordinarily large dielectric anisotropy and small elastic constant were synthesized and their physical properties evaluated.
测定了五种不同类型猝灭剂与单重态氧的物理猝灭速度常数和化学猝灭速度常数。
The physical and chemical quenching rate constants of 5 different kinds of quenching agents and singlet oxygen were determined.
测定了五种不同类型猝灭剂与单重态氧的物理猝灭速度常数和化学猝灭速度常数。
The physical and chemical quenching rate constants of 5 different kinds of quenching agents and singlet oxygen were determined.
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