FPJ surfactant was an ideal fleeing proof agent with high temperature tolerance.

是一种比较理想的高温防窜剂。

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Reaction mechanism of waterproof agent HA321and oil-proof agent F-321with the sodium sulfite pulp is studied.

研究了HA - 321型防水剂和F - 321型防油剂在纸浆模塑制品中的作用机理。

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The invention relates to a lumber protection technique, in particular to a lumber insert-resistant mildew-proof agent and a preparation method thereof.

本发明涉及木材防护技术，尤其涉及一种木材防虫防霉剂及其制备方法。

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The precautionary principle states that, if there is uncertainty regarding the effects of exposure to an agent, the burden of proof that exposure does not cause harm falls on those who utilize the agent.

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The Australian Broadcasting Corp. has reported that Zygier was a Mossad intelligence service agent who hanged himself in a supposedly suicide-proof solitary confinement cell.

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People were duped into sending a partial or full payment to a third-party agent via a wire transfer payment service and to fax their payment receipt to the seller as proof of payment.

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