commercial availability 是什么意思

	【化学】工业效用。

	commercial: adj. 1.贸易的，商业上的；营业性的。 2.〔美国〕 ...
	availability: n. 1.有效，有益，可利用，可得到。 2.可得到的东西 ...

	1.	Along with developing of the commercial availability of high - power ingaas laser diode in the 1990s , the advantage of yb : yag suitable for the ld pumped high power solid - state lasers was realized 对ld泵浦的高功率yb : yag固体激光器的研究已成为当前热点,并将其视为发展高效、高功率固体激光器的一个主要方向。
	2.	Doped linbo3 ) have been considered as one kind of the most important materials for vhs owing to wider dynamic range and their commercial availability in large size . however , the volume holographic gratings in photorefractive crystals are liable to dark decay and erasure under readout illumination 体全息存储的首选记录材料是光折变晶体(如fe : linbo _ 3 ) ，但直接存储在晶体中的信息容易受光和热的影响而丢失。

commercial availability是什么意思