How much of the lead standard solution should be taken for the limit test for heavy metals in this experiment?

试计算葡萄糖重金属检查中标准铅溶液的取用量。

youdao

The ability to do almost anything you like is powerful, but it can also lead to uncertainty about how to establish a standard approach to development.

可以做几乎任何您喜欢的事情的能力是强大的，但是它也会导致您不确定如何建立标准的开发方法。

youdao

In the U.S., all MEDALS are counted, so the Americans still hold a lead (102-89 after Friday's competition) by that standard.

在美国，所有奖牌都计入总榜，因此按照这个标准美国仍然在第一位。(周五赛后美中比数为102 - 89)。

youdao

And about eight million or so were due to high levels of lead, and that exceeds the government standard for lead paint on toys.

NPR: Do Home Lead-Testing Kits Work?

Poor took a lead role in creating a rival standard called Zigbee, which moves data only one-fourth as fast as Bluetooth but can handle hundreds of devices at once.

FORBES: EMBEDDED NETWORKS

That is not the same as, nor does it lead to, an austere economy or standard of living.

FORBES: We Are All Austerians Now