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Home > Usage of Langjie safety helmet

Usage of Langjie safety helmet

Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.

Why choose us

Solutions to meet different needs

Solutions to meet different needs

We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.

Highly specialized team and products

Highly specialized team and products

Professional team work and production line which can make nice quality in short time.

We trade with an open mind

We trade with an open mind

We abide by the privacy policy and human rights, follow the business order, do our utmost to provide you with a fair and secure trading environment, and look forward to your customers coming to cooperate with us, openly mind and trade with customers, promote common development, and work together for a win-win situation.

24 / 7 guaranteed service

24 / 7 guaranteed service

The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems

Certificate of honor


CONTACT USCustomer satisfaction is our first goal!

Consultation hotline:0086-15900663312

Address:No. 3888, Hutai Road, Baoshan District, Shanghai, China

Usage of Langjie safety helmet

laborious - Wiktionary

laborious - Wiktionary

24/9/2020, · laborious (comparative more laborious, superlative most laborious) Requiring much physical effort; toilsome.

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Definition of laborious

Definition of laborious

Definition, of ,laborious,. Examples "worked their arduous way up the mining valley" "a grueling campaign" "hard ,labor," "heavy work" "heavy going" "spent many ,laborious, hours on the project"

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Laborious | Definition of Laborious by Oxford Dictionary ...

Laborious | Definition of Laborious by Oxford Dictionary ...

adjective. 1 Requiring considerable time and effort. ‘years of laborious training’. More example sentences. ‘the work is very slow and laborious’. ‘Progress was slow and laborious, and his efforts yielded a quarter of the supplies he had lost.’.

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Laborious Synonyms Laborious Antonyms | Thesaurus.com

Laborious Synonyms Laborious Antonyms | Thesaurus.com

Synonyms for laborious. arduous. backbreaking. burdensome. onerous. strenuous. tiresome. effortful. fatiguing.

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Laborious - definition of laborious by The Free Dictionary

Laborious - definition of laborious by The Free Dictionary

Define laborious. laborious synonyms, laborious pronunciation, laborious translation, English dictionary definition of laborious. adj. 1. Marked by or requiring long, hard work: spent many laborious hours on the project. 2. Hard-working; industrious. la·bo′ri·ous·ly adv....

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laborious | Definition of

laborious | Definition of "laborious" at Define.com Simple ...

Definition, of ",laborious," at Define.com Simple Ad-Free English Dictionary with Hyperlinks to The Free World Bank - A BIG Thinking Scientific Save the World High Level Concept on Amazon S3

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Laborious | Definition of Laborious by Merriam-Webster

Laborious | Definition of Laborious by Merriam-Webster

Laborious definition, is - involving, requiring, or characterized by hard and sustained effort : arduous. How to use ,laborious, in a sentence.

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LABORIOUS | meaning in the Cambridge English Dictionary

LABORIOUS | meaning in the Cambridge English Dictionary

laborious definition: 1. needing a lot of time and effort: 2. needing a lot of time and effort: 3. needing a lot of…. Learn more.

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What does laborious mean? - definitions

What does laborious mean? - definitions

Laborious (adj) requiring labor, perseverance, or sacrifices; toilsome; tiresome. Etymology: [L. laboriosus, fr. labor labor: cf. F. laborieux.] Laborious (adj) devoted to labor; diligent; industrious; as, a laborious mechanic. Etymology: [L. laboriosus, fr. labor labor: cf. F. laborieux.]

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laborious adjective - Definition pictures pronunciation ...

laborious adjective - Definition pictures pronunciation ...

laborious. taking a lot of time and effort. Checking all the information will be slow and laborious. late Middle English (also in the sense ‘industrious, assiduous’): from Old French laborieux, from Latin laboriosus, from labor ‘labour’.

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laborious - Dictionary Definition : Vocabulary.com

laborious - Dictionary Definition : Vocabulary.com

laborious Laborious describes something that requires a lot of hard work, such as Victor Frankenstein’s laborious undertaking of digging graves to find monster parts. Laborious comes from the familiar word for work, labor , which doesn’t veer far from its roots in Old French meaning "exertion of the body," and from Latin “toil, pain, exertion, fatigue.”

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Laborious definition and meaning | Collins English Dictionary

Laborious definition and meaning | Collins English Dictionary

6/11/2020, · If you describe a task or job as laborious, you mean that it takes a lot of time and effort. Keeping the garden tidy all year round can be a laborious task. Synonyms: hard, difficult, tiring, exhausting More Synonyms of laborious. laboriously adverb [ADVERB with verb]

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LABORIOUS | 9 Definitions of Laborious - YourDictionary

LABORIOUS | 9 Definitions of Laborious - YourDictionary

The definition of laborious is something that requires a lot of work and that is often tedious or difficult. Building a house is an example of a process that would be described as laborious. Reading a badly written essay that lacks in fluency is an example of a task that would be described as laborious. adjective.

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What does laborious mean? - definitions

What does laborious mean? - definitions

Laborious (adj) requiring labor, perseverance, or sacrifices; toilsome; tiresome. Etymology: [L. laboriosus, fr. labor labor: cf. F. laborieux.] Laborious (adj) devoted to labor; diligent; industrious; as, a laborious mechanic. Etymology: [L. laboriosus, fr. labor labor: cf. F. laborieux.]

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Definition of laborious | Bee Dictionary of English

Definition of laborious | Bee Dictionary of English

A servile and ,laborious, process, but one that opened wallets across Japan: Esperanza's sales reached $95 million last year, up 20% from 1999.; When the world's first text message was sent in 1993, no one foresaw that in just over a decade, the ,laborious, act of texting would become a principal means of communication .; Bragg's method required weeks of ,laborious, calculation.

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