初步研究结果表明，这类分子钳受体不但对中性小分子具有识别性能，而且对D/L氨基酸甲酯具有对映选择性识别性能。
The preliminary results indicate that these chiral molecular tweezers not only recognize neutral molecules, but also show enantio-selectivity for D/L-amino acid methyl esters.
提出了有源钳位准谐振变换器的一种新的驱动方式，它无需经过数字电路延时，只需一个电阻和二极管构成的小网络。
This paper proposes a new gate drive method for active clamped quasi resonant converters. Instead of a digital delay circuit, only a resistor and a diode are added to produce correct drive waveforms.
然而，制动钳，是现成的，所以是标准的小轮车轮台。
However, the caliper brake is readily available and so are the BMX standard wheel sets.
然而，制动钳，是现成的，所以是标准的小轮车轮台。
However, the caliper brake is readily available and so are the BMX standard wheel sets.
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