The author introduces the detection principle of non-delayed ignition timinglight, mainly analyzes its circuit composition and principle.
介绍点火正时灯检测原理，主要对非延迟式点火正时灯电路的组成及原理进行分析。
2
The third used the timing of light therapy as the control.
第三组以光疗法的时间作为对照。
3
The timing of Visa's impending IPO is perhaps a sign that the firm believes that market conditions will not improve, but for now the IPO itself is a rare moment of light amid the gloom.