This sundew prefers drier soil.You can allow the pots to go dry between waterings.
长叶茅膏菜喜欢较乾燥的介质,可以乾了再浇水。
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英语 2017年11月合集
》 The highly sensitive face mask is capable of measuring trace-level liquid samples of 0.3 microliters and gaseous samples at an ultra-low concentration of 0.1 femtograms per milliliter, according to the study published this week in the journal, Matter.
根据本周发表在期刊《Matter》上
一项研究,这款高灵敏度
口罩能对 0.3 微升
含有病毒蛋白质
液体做出反应,该口罩还能检出超低浓度(0.1fg/ml,即 1ml 空气中
1000 万亿分之一克)
气体介质样本。
The operating range is switched for different mediums by the dual-speed propulsion unit and the thrust vectoring is realized by the rotation of the propulsion unit around the mount arm, enhancing its underwater maneuverability, according to the researchers.
研究人员称,(巡航器)双速齿轮箱
以根据不同
介质切换工作区间;
增加了舵面倾转自由度,在水下改变推力矢量方向以切换系统工作模态,以提高水下机动性。